User:Adinar0012/List of sovereign states in the 1930s

Sovereign States

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)
• Austria - Federal State of Austria

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada (Dominion of the British Empire)
• Chile - Republic of Chile
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia - Czechoslovak Republic

D

• Danzig - Free City of Danzig
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia
• Ethiopia - Ethiopian Empire

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Hellenic Republic
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Hejaz and Nejd (Personal Union)
  • Hejaz - Kingdom of Hejaz
  • Nejd - Kingdom of Kingdom of Nejd and its Dependencies
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iceland - Kingdom of Iceland
• Ireland - Irish Free State (Dominion of the British Empire)
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• Newfoundland - Dominion of Newfoundland (Dominion of the British Empire)
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Persia - Imperial State of Persia
• Peru - Peruvian Republic
• Poland - Republic of Poland
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• Siam - Kingdom of Siam
• South Africa - Union of South Africa (Dominion of the British Empire)
• Soviet Union - Union of Soviet Socialist Republics
• Spain - Kingdom of Spain
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• Ararat - Republic of Ararat (to September 17)
• Tannu Tuva - Tuvan People's Republic
• Tavolara - Kingdom of Tavolara
• Tibet

Non-Sovereign Territories

Australia

• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)
• Tientsin (Concession)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (from July 6, Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Saar - Territory of the Saar Basin (International territory under League of Nations supervision)
• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Eritrea (Colony)
• Italian Cyrenaica (Colony)
• Italian Somaliland (Colony)
• Italian Tripolitania (Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Alawite State (to September 22, administered by France), Latakia (from September 22, administered by France)
    • Alawite State (to September 22)
    • Sanjak of Latakia (from September 22)
  • Jabal ad-Druze - Jabal ad-Druze State (administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria (administered by France)
    • State of Syria (to May 14)
    • Syrian Republic _{(from May 14)}
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Mexico

• Isla de la Pasión (Uninhabited territory)

Nejd

• Asir - Emirate of Asir (to November 20, Protectorate)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Peter I Island (Uninhabited possession)
• Sverdrup Islands (Uninhabited possession)(to November 11)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony)
• Spanish Guinea (Colony)
• Spanish Morocco (Protectorate)
• Spanish Sahara (Colony)

United Kingdom

• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Baker Island (Uninhabited possession)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Enderby Land (from January 13, Uninhabited possession)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jarvis Island (Uninhabited possession)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Victoria Land (Uninhabited possession)
• Weihaiwei (to October 1, Concession)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Philippine Islands (Territory)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign States

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)
• Austria - Federal State of Austria

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada (Dominion of the British Empire to December 11)
• Chile - Republic of Chile
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia - Czechoslovak Republic

D

• Danzig - Free City of Danzig
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia
• Ethiopia - Ethiopian Empire

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Hellenic Republic
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Hejaz and Nejd (Personal Union)
  • Hejaz - Kingdom of Hejaz
  • Nejd - Kingdom of Nejd and its Dependencies
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iceland - Kingdom of Iceland
• Ireland - Irish Free State (Dominion of the British Empire to December 11)
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• Newfoundland - Dominion of Newfoundland (Dominion of the British Empire)
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Persia - Imperial State of Persia
• Peru - Peruvian Republic
• Poland - Republic of Poland
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• Siam - Kingdom of Siam
• South Africa - Union of South Africa (Dominion of the British Empire to December 11)
• Soviet Union - Union of Soviet Socialist Republics
• Spain
  • Kingdom of Spain (to April 14)
  • Spanish Republic (from April 14)
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• Catalonia - Catalan Republic (from April 14 to April 28)
• Jiangxi - Chinese Soviet Republic (from November 7)
• Tannu Tuva - Tuvan People's Republic
• Tavolara - Kingdom of Tavolara
• Tibet

Non-Sovereign Territories

Australia

• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)
• Tientsin (to January 15, Concession)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (from January 28, Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Saar - Territory of the Saar Basin (International territory under League of Nations supervision)
• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Eritrea (Colony)
• Italian Cyrenaica (Colony)
• Italian Somaliland (Colony)
• Italian Tripolitania (Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Jabal ad-Druze - Jabal ad-Druze State (administered by France)
  • Latakia - Sanjak of Latakia (administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria - Syrian Republic (administered by France)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Mexico

• Isla de la Pasión (to January 28, Uninhabited territory)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Eric the Red's Land (from July 10, Uninhabited possession)
• Peter I Island (Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony)
• Spanish Guinea (Colony)
• Spanish Morocco (Protectorate)
• Spanish Sahara (Colony)

United Kingdom

• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Baker Island (Uninhabited possession)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Enderby Land (Uninhabited possession)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jarvis Island (Uninhabited possession)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Victoria Land (Uninhabited possession)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Philippines (Territory)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign States

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)
• Austria - Federal State of Austria

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada
• Chile
  • Republic of Chile (to June 4)
  • Socialist Republic of Chile (from June 4 to September 13)
  • Republic of Chile (from September 13)
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia - Czechoslovak Republic

D

• Danzig - Free City of Danzig
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia
• Ethiopia - Ethiopian Empire

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Hellenic Republic
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Hejaz and Nejd (Personal Union, to September 23), Saudi Arabia (from September 23)
  • Hejaz - Kingdom of Hejaz (to September 23)
  • Nejd - Kingdom of Nejd and its Dependencies (to September 23)
  • Kingdom of Saudi Arabia (from September 23)
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iceland - Kingdom of Iceland
• Iraq - Kingdom of Iraq (from October 3)
• Ireland - Irish Free State
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• Newfoundland - Dominion of Newfoundland (Dominion of the British Empire)
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Persia - Imperial State of Persia
• Peru - Peruvian Republic
• Poland - Republic of Poland
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• For Saudi Arabia, see Hejaz and Nejd
• Siam - Kingdom of Siam
• South Africa - Union of South Africa
• Soviet Union - Union of Soviet Socialist Republics
• Spain - Spanish Republic
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• Jiangxi - Chinese Soviet Republic
• Manchukuo - State of Manchuria (from February 18)
• Tannu Tuva - Tuvan People's Republic
• Tavolara - Kingdom of Tavolara
• Tibet

Non-Sovereign Territories

Australia

• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Saar - Territory of the Saar Basin (International territory under League of Nations supervision)
• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Eritrea (Colony)
• Italian Cyrenaica (Colony)
• Italian Somaliland (Colony)
• Italian Tripolitania (Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Mesopotamia - British Mandate of Mesopotamia (to October 3, administered by the United Kingdom)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Jabal ad-Druze - Jabal ad-Druze State (administered by France)
  • Latakia - Sanjak of Latakia (administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria - Syrian Republic (administered by France)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Eric the Red's Land (Uninhabited possession)
• Peter I Island (Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony)
• Spanish Guinea (Colony)
• Spanish Morocco (Protectorate)
• Spanish Sahara (Colony)

United Kingdom

• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Baker Island (Uninhabited possession)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Enderby Land (Uninhabited possession)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jarvis Island (Uninhabited possession)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Victoria Land (Uninhabited possession)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Philippines (Territory)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign States

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)
• Austria - Federal State of Austria

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada
• Chile - Republic of Chile
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia - Czechoslovak Republic

D

• Danzig - Free City of Danzig
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia
• Ethiopia - Ethiopian Empire

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Hellenic Republic
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iceland - Kingdom of Iceland
• Iraq - Kingdom of Iraq
• Ireland - Irish Free State
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• Newfoundland - Dominion of Newfoundland (Dominion of the British Empire)
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Persia - Imperial State of Persia
• Peru - Peruvian Republic
• Poland - Republic of Poland
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• Saudi Arabia - Kingdom of Saudi Arabia
• Siam - Kingdom of Siam
• South Africa - Union of South Africa
• Soviet Union - Union of Soviet Socialist Republics
• Spain - Spanish Republic
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• East Turkestan - Turkish Islamic Republic of East Turkestan (from November 12)
• Jiangxi - Chinese Soviet Republic
• Manchukuo - State of Manchuria
• Tannu Tuva - Tuvan People's Republic
• Tavolara - Kingdom of Tavolara
• Tibet

Non-Sovereign Territories

Australia

• Australian Antarctic Territory (from June 13, Uninhabited external territory)
• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Saar - Territory of the Saar Basin (International territory under League of Nations supervision)
• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Eritrea (Colony)
• Italian Cyrenaica (Colony)
• Italian Somaliland (Colony)
• Italian Tripolitania (Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Jabal ad-Druze - Jabal ad-Druze State (administered by France)
  • Latakia - Sanjak of Latakia (administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria - Syrian Republic (administered by France)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Eric the Red's Land (to April 5, Uninhabited possession)
• Peter I Island (Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony)
• Spanish Guinea (Colony)
• Spanish Morocco (Protectorate)
• Spanish Sahara (Colony)

United Kingdom

• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Baker Island (Uninhabited possession)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Enderby Land (to June 13, Uninhabited possession)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jarvis Island (Uninhabited possession)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Victoria Land (to June 13, Uninhabited possession)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Philippine Islands (Territory)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign States

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)
• Austria - Federal State of Austria

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada
• Chile - Republic of Chile
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia - Czechoslovak Republic

D

• Danzig - Free City of Danzig
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia
• Ethiopia - Ethiopian Empire

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Hellenic Republic
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iceland - Kingdom of Iceland
• Iraq - Kingdom of Iraq
• Ireland - Irish Free State
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• Newfoundland - Dominion of Newfoundland (to February 16, Dominion of the British Empire)
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Persia - Imperial State of Persia
• Peru - Peruvian Republic
• Poland - Republic of Poland
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• Saudi Arabia - Kingdom of Saudi Arabia
• Siam - Kingdom of Siam
• South Africa - Union of South Africa
• Soviet Union - Union of Soviet Socialist Republics
• Spain - Spanish Republic
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• Catalonia - Catalan State (from October 6 to October 7)
• East Turkestan - Turkish Islamic Republic of East Turkestan (to February 6)
• Jiangxi - Chinese Soviet Republic (to October 15)
• Manchukuo
  • State of Manchuria (to March 1)
  • Great Empire of Manchuria (from March 1)
• Tannu Tuva - Tuvan People's Republic
• Tavolara - Kingdom of Tavolara (to 1934)
• Tibet

Non-Sovereign Territories

Australia

• Australian Antarctic Territory (Uninhabited external territory)
• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Saar - Territory of the Saar Basin (International territory under League of Nations supervision)
• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Eritrea (Colony)
• Italian Cyrenaica (to January 1, Colony)
• Italian Libya (from January 1, Colony)
• Italian Somaliland (Colony)
• Italian Tripolitania (to January 1, Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Jabal ad-Druze - Jabal ad-Druze State (administered by France)
  • Latakia - Sanjak of Latakia (administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria - Syrian Republic (administered by France)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Peter I Island (Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony)
• Spanish Guinea (Colony)
• Spanish Morocco (Protectorate)
• Spanish Sahara (Colony)

United Kingdom

• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Baker Island (to 1934, Uninhabited possession)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jarvis Island (Uninhabited possession)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Newfoundland - Dominion of Newfoundland (from February 16, Crown colony)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Baker Island (from 1934, Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Philippine Islands (Territory)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign States

A

• Afghanistan - Kingdom of Afghanistan
  Capital: Kabul
• Albania - Albanian Kingdom
  Capital: Tirana
• Andorra - Principality of Andorra
  Capital: Andorra la Vella
• Argentina - Argentine Republic
  Capital: Buenos Aires
• Australia - Commonwealth of Australia (Dominion of the British Empire)
  Capital: Canberra
• Austria - Federal State of Austria
  Capital: Vienna

B

• Belgium - Kingdom of Belgium
  Capital: Brussels
• Bolivia - Republic of Bolivia
  Capital: Sucre (official), La Paz (administrative)
• Brazil - Republic of the United States of Brazil
  Capital: Rio de Janeiro
• Bulgaria - Kingdom of Bulgaria
  Capital: Sofia

C

• Canada - Dominion of Canada
  Capital: Ottawa
• Chile - Republic of Chile
  Capital: Santiago
• China - Republic of China
  Capital: Nanking
• Colombia - Republic of Colombia
  Capital: Bogotá
• Costa Rica - Republic of Costa Rica
  Capital: San José
• Cuba - Republic of Cuba
  Capital: Havana
• Czechoslovakia - Czechoslovak Republic
  Capital: Prague

D

• Danzig - Free City of Danzig
  Capital: Danzig
• Denmark - Kingdom of Denmark
  Capital: Copenhagen
• Dominican Republic
  Capital: Santo Domingo

E

• Ecuador - Republic of Ecuador
  Capital: Quito
• Egypt - Kingdom of Egypt
  Capital: Cairo
• El Salvador - Republic of El Salvador
  Capital: San Salvador
• Estonia - Republic of Estonia
  Capital: Tallinn
• Ethiopia - Ethiopian Empire
  Capital: Addis Ababa

F

• Finland - Republic of Finland
  Capital: Helsinki
• France - French Republic
  Capital: Paris

G

• Germany - German Reich
  Capital: Berlin
• Greece
  Capital: Athens
  • Hellenic Republic (to November 3)
  • Kingdom of Greece (from November 3)
• Guatemala - Republic of Guatemala
  Capital: Guatemala City

H

• Haiti - Republic of Haiti
  Capital: Port-au-Prince
• Honduras - Republic of Honduras
  Capital: Tegucigalpa
• Hungary - Kingdom of Hungary
  Capital: Budapest

I

• Iceland - Kingdom of Iceland
  Capital: Reykjavík
• For Iran, see Persia.
• Iraq - Kingdom of Iraq
  Capital: Baghdad
• Ireland - Irish Free State
  Capital: Dublin
• Italy - Kingdom of Italy
  Capital: Rome

J

• Japan - Empire of Japan
  Capital: Tokyo

L

• Latvia - Republic of Latvia
  Capital: Riga
• Liberia - Republic of Liberia
  Capital: Monrovia
• Liechtenstein - Principality of Liechtenstein
  Capital: Vaduz
• Lithuania - Republic of Lithuania
  Capital: Vilnius (claimed), Kaunas (temporary)
• Luxembourg - Grand Duchy of Luxembourg
  Capital: Luxembourg

M

• Mexico - United Mexican States
  Capital: Mexico City
• Monaco - Principality of Monaco
  Capital: Monaco
• Mongolia - Mongolian People's Republic
  Capital: Ulan Bator

N

• Nepal - Kingdom of Nepal
  Capital: Kathmandu
• Netherlands - Kingdom of the Netherlands
  Capital: Amsterdam (official), The Hague (seat of government)
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
  Capital: Wellington
• Nicaragua - Republic of Nicaragua
  Capital: Managua
• Norway - Kingdom of Norway
  Capital: Oslo

P

• Panama - Republic of Panama
  Capital: Panama City
• Paraguay - Republic of Paraguay
  Capital: Asunción
• Persia (to March 21), Iran (from March 21)
  Capital: Tehran
  • Imperial State of Persia (to March 21)
  • Imperial State of Iran (from March 21)
• Peru - Peruvian Republic
  Capital: Lima
• Poland - Republic of Poland
  Capital: Warsaw
• Portugal - Portuguese Republic
  Capital: Lisbon

R

• Romania - Kingdom of Romania
  Capital: Bucharest

S

• San Marino - Most Serene Republic of San Marino
  Capital: San Marino
• Saudi Arabia - Kingdom of Saudi Arabia
  Capital: Riyadh
• Siam - Kingdom of Siam
  Capital: Bangkok
• South Africa - Union of South Africa
  Capital: Pretoria (administrative), Cape Town (legislative), Bloemfontein (judicial)
• Soviet Union - Union of Soviet Socialist Republics
  Capital: Moscow
• Spain - Spanish Republic
  Capital: Madrid
• Sweden - Kingdom of Sweden
  Capital: Stockholm
• Switzerland - Swiss Confederation
  Capital: Bern

T

• Turkey - Republic of Turkey
  Capital: Ankara

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
  Capital: London
• United States - United States of America
  Capital: Washington, D.C.
• Uruguay - Eastern Republic of Uruguay
  Capital: Montevideo

V

• Vatican City - State of the Vatican City
  Capital: Vatican City
• Venezuela - United States of Venezuela
  Capital: Caracas

Y

• Yemen - Mutawakkilite Kingdom of Yemen
  Capital: Sana'a
• Yugoslavia - Kingdom of Yugoslavia
  Capital: Belgrade

Other states

• East Hebei - East Hebei Autonomous Council (from November 25)
  Capital: Tungchow
• Manchukuo - Great Empire of Manchuria
  Capital: Hsinking
• Philippine Commonwealth - Commonwealth of the Philippines (from November 15, semi-independent self-governing commonwealth of the United States)
  Capital: Manila
• Tannu Tuva - Tuvan People's Republic
  Capital: Kyzyl
• Tibet
  Capital: Lhasa

Non-Sovereign Territories

Australia

• Australian Antarctic Territory (Uninhabited external territory)
• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Saar - Territory of the Saar Basin (to April 1, International territory under League of Nations supervision)
• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Eritrea (Colony)
• Italian Libya (Colony)
• Italian Somaliland (Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
  Capital: Ho
• Cameroons - British Cameroons (administered by the United Kingdom)
  Capital: Buea
• Cameroun (administered by France)
  Capital: Yaoundé
• French Togoland (administered by France)
  Capital: Lomé
• Nauru (administered by Australia, New Zealand and the United Kingdom)
  Capital: Yaren (unofficial)
• New Guinea - Territory of New Guinea (administered by Australia)
  Capital: Rabaul
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  Capital: Jerusalem
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
    Capital: Amman
• Ruanda-Urundi (administered by Belgium)
  Capital: Usumbura
• South Pacific Mandate (administered by Japan)
  Capital: Koror
• South-West Africa (administered by South Africa)
  Capital: Windhoek
• Syria - Mandate of Syria (administered by France)
  Capital: Damascus
  • Jabal ad-Druze - Jabal ad-Druze State (administered by France)
    Capital: As-Suwayda
  • Latakia - Independent Government of Latakia (administered by France)
    Capital: Latakia
  • Lebanon - State of Greater Lebanon (administered by France)
    Capital: Beirut
  • Syria - Syrian Republic (administered by France)
    Capital: Damascus
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
  Capital: Dar es Salaam
• Western Samoa (administered by New Zealand)
  Capital: Mulinu'u

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Peter I Island (Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony)
• Spanish Guinea (Colony)
• Spanish Morocco (Protectorate)
• Spanish Sahara (Colony)

United Kingdom

• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jarvis Island (to March 26, Uninhabited possession)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Newfoundland - Dominion of Newfoundland (Crown colony)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Baker Island (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Jarvis Island (from March 26, Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Philippine Islands (to November 15, Territory)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign States

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)
• Austria - Federal State of Austria

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada
• Chile - Republic of Chile
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia - Czechoslovak Republic

D

• Danzig - Free City of Danzig
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia
• Ethiopia - Ethiopian Empire (to May 9)

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Kingdom of Greece
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iceland - Kingdom of Iceland
• Iran - Imperial State of Iran
• Iraq - Kingdom of Iraq
• Ireland - Irish Free State
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Peru - Peruvian Republic
• Poland - Republic of Poland
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• Saudi Arabia - Kingdom of Saudi Arabia
• Siam - Kingdom of Siam
• South Africa - Union of South Africa
• Soviet Union - Union of Soviet Socialist Republics
• Spain (Disputed between two governments from July 23)
  • Spanish Republic
  • Spanish State (from July 23)
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• East Hebei - East Hebei Autonomous Council
• Manchukuo - Great Empire of Manchuria
• Mengjiang - Mongol Military Government (from May 12)
• Philippine Commonwealth - Commonwealth of the Philippines (Semi-independent self-governing commonwealth of the United States)
• Tannu Tuva - Tuvan People's Republic
• Tibet

Non-Sovereign Territories

Australia

• Australian Antarctic Territory (Uninhabited external territory)
• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Eritrea (to June 1, Colony)
• Ethiopia (from May 9 to June 1, Colony)
• Italian East Africa (from June 1, Colony)
• Italian Libya (Colony)
• Italian Somaliland (to June 1, Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Jabal ad-Druze - Jabal ad-Druze State (to December 2, administered by France)
  • Latakia - Sanjak of Latakia (to December 5, administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria - Syrian Republic (administered by France)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Peter I Island (Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony, controlled by Nationalist forces from September)
• Spanish Guinea (Colony, controlled by Nationalist forces from October 14)
• Spanish Morocco (Protectorate, controlled by Nationalist forces from July 17)
• Spanish Sahara (Colony, controlled by Nationalist forces from September)

United Kingdom

• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Newfoundland - Dominion of Newfoundland (Crown colony)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Suez Canal Zone (from November 14, Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Baker Island (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Jarvis Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign states

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)
• Austria - Federal State of Austria

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada
• Chile - Republic of Chile
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia - Czechoslovak Republic

D

• Danzig - Free City of Danzig
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Kingdom of Greece
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iceland - Kingdom of Iceland
• Iran - Imperial State of Iran
• Iraq - Kingdom of Iraq
• Ireland
  • Irish Free State (to December 29)
  • Ireland (from December 29)
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Peru - Peruvian Republic
• Poland - Republic of Poland
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• Saudi Arabia - Kingdom of Saudi Arabia
• Siam - Kingdom of Siam
• South Africa - Union of South Africa
• Soviet Union - Union of Soviet Socialist Republics
• Spain (Disputed between two governments)
  • Spanish Republic
  • Spanish State
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• China, Provisional Government of - Provisional Government of the Republic of China (from December 14)
• East Hebei - East Hebei Autonomous Council
• Manchukuo - Great Empire of Manchuria
• Mengjiang
  • Mongol Military Government (to November 22)
  • Mongol United Autonomous Government (from November 22)
• Philippine Commonwealth - Commonwealth of the Philippines (Semi-independent self-governing commonwealth of the United States)
• Shanghai - Dadao Municipal Government of Shanghai (from December 5)
• Tannu Tuva - Tuvan People's Republic
• Tibet

Non-Sovereign Territories

Australia

• Australian Antarctic Territory (Uninhabited external territory)
• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Italian East Africa (Colony)
• Italian Libya (Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria - Syrian Republic (administered by France)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Peter I Island (Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony, controlled by Nationalist forces)
• Spanish Guinea (Colony, controlled by Nationalist forces)
• Spanish Morocco (Protectorate, controlled by Nationalist forces)
• Spanish Sahara (Colony, controlled by Nationalist forces)

United Kingdom

• Aden - Aden Colony and Protectorate (from April 1, Crown colony and protectorate)
• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Burma (from April 1, Crown colony)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Newfoundland - Dominion of Newfoundland (Crown colony)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Suez Canal Zone (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Baker Island (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Jarvis Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign states

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)
• Austria - Federal State of Austria (to March 12)

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada
• Chile - Republic of Chile
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia
  • Czechoslovak Republic (to September 30)
  • Czecho-Slovak Republic (from September 30)

D

• Danzig - Free City of Danzig
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Kingdom of Greece
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Hatay - Hatay State (from September 7)
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iran - Imperial State of Iran
• Iraq - Kingdom of Iraq
• Ireland
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Peru - Peruvian Republic
• Poland - Republic of Poland
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• Saudi Arabia - Kingdom of Saudi Arabia
• Siam - Kingdom of Siam
• South Africa - Union of South Africa
• Soviet Union - Union of Soviet Socialist Republics
• Spain (Disputed between two governments)
  • Spanish Republic
  • Spanish State
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• China, Provisional Government of - Provisional Government of the Republic of China
• China, Reformed Government of - Reformed Government of the Republic of China (from March 28)
• Manchukuo - Great Empire of Manchuria
• Tannu Tuva - Tuvan People's Republic
• Tibet

Non-Sovereign Territories

Australia

• Australian Antarctic Territory (Uninhabited external territory)
• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (Uninhabited possession)
• French Equatorial Africa (Colony)
• French Guiana (Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (Colony)
• Inini (Colony)
• Madagascar (Colony)
• Martinique (Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

International

• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Italian East Africa (Colony)
• Italian Libya (Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria - Syrian Republic (administered by France)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Peter I Island (Uninhabited possession)
• Queen Maud Land (from January 14, Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony, controlled by Nationalist forces)
• Spanish Guinea (Colony, controlled by Nationalist forces)
• Spanish Morocco (Protectorate, controlled by Nationalist forces)
• Spanish Sahara (Colony, controlled by Nationalist forces)

United Kingdom

• Aden - Aden Colony and Protectorate (Crown colony and protectorate)
• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Burma (Crown colony)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Newfoundland - Dominion of Newfoundland (Crown colony)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Suez Canal Zone (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Tristan da Cunha (to January 12, Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Baker Island (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Jarvis Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Philippine Commonwealth - Commonwealth of the Philippines (Semi-independent self-governing commonwealth of the United States)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)

Sovereign states

A

• Afghanistan - Kingdom of Afghanistan
• Albania - Albanian Kingdom (to April 9)
• Andorra - Principality of Andorra
• Argentina - Argentine Republic
• Australia - Commonwealth of Australia (Dominion of the British Empire)

B

• Belgium - Kingdom of Belgium
• Bolivia - Republic of Bolivia
• Brazil - Republic of the United States of Brazil
• Bulgaria - Kingdom of Bulgaria

C

• Canada - Dominion of Canada
• Chile - Republic of Chile
• China - Republic of China
• Colombia - Republic of Colombia
• Costa Rica - Republic of Costa Rica
• Cuba - Republic of Cuba
• Czechoslovakia - Czecho-Slovak Republic (to March 15)

D

• Danzig - Free City of Danzig (to September 2)
• Denmark - Kingdom of Denmark
• Dominican Republic

E

• Ecuador - Republic of Ecuador
• Egypt - Kingdom of Egypt
• El Salvador - Republic of El Salvador
• Estonia - Republic of Estonia

F

• Finland - Republic of Finland
• France - French Republic

G

• Germany - German Reich
• Greece - Kingdom of Greece
• Guatemala - Republic of Guatemala

H

• Haiti - Republic of Haiti
• Honduras - Republic of Honduras
• Hungary - Kingdom of Hungary

I

• Iran - Imperial State of Iran
• Iraq - Kingdom of Iraq
• Ireland
• Italy - Kingdom of Italy

J

• Japan - Empire of Japan

L

• Latvia - Republic of Latvia
• Liberia - Republic of Liberia
• Liechtenstein - Principality of Liechtenstein
• Lithuania - Republic of Lithuania
• Luxembourg - Grand Duchy of Luxembourg

M

• Mexico - United Mexican States
• Monaco - Principality of Monaco
• Mongolia - Mongolian People's Republic

N

• Nepal - Kingdom of Nepal
• Netherlands - Kingdom of the Netherlands
• New Zealand - Dominion of New Zealand (Dominion of the British Empire)
• Nicaragua - Republic of Nicaragua
• Norway - Kingdom of Norway

P

• Panama - Republic of Panama
• Paraguay - Republic of Paraguay
• Peru - Peruvian Republic
• Poland - Republic of Poland (to September 28)
• Portugal - Portuguese Republic

R

• Romania - Kingdom of Romania

S

• San Marino - Most Serene Republic of San Marino
• Saudi Arabia - Kingdom of Saudi Arabia
• Siam (to June 23), Thailand (from June 23)
  • Kingdom of Siam (to June 23)
  • Kingdom of Thailand (from June 23)
• South Africa - Union of South Africa
• Soviet Union - Union of Soviet Socialist Republics
• Spain (Disputed between two governments to April 1)
  • Spanish Republic (to April 1)
  • Spanish State
• Sweden - Kingdom of Sweden
• Switzerland - Swiss Confederation

T

• For Thailand, see Siam.
• Turkey - Republic of Turkey

U

• United Kingdom - United Kingdom of Great Britain and Northern Ireland
• United States - United States of America
• Uruguay - Eastern Republic of Uruguay

V

• Vatican City - State of the Vatican City
• Venezuela - United States of Venezuela

Y

• Yemen - Mutawakkilite Kingdom of Yemen
• Yugoslavia - Kingdom of Yugoslavia

Other states

• Considered Japanese puppets by international community
  • China, Provisional Government of - Provisional Government of the Republic of China
  • China, Reformed Government of - Reformed Government of the Republic of China
  • Manchukuo - Great Empire of Manchuria (recognized by several neutral States)
• Considered German puppet by international community
  • Slovakia - Slovak Republic (from March 14) (recognized by several neutral States)
• Considered Soviet puppets by international community
  • Tannu Tuva - Tuvan People's Republic
  • Democratic Finland - Finnish Democratic Republic (from December 1)
• Considered Chinese territory by international community
  • Tibet

Non-Sovereign Territories

Australia

• Australian Antarctic Territory (Uninhabited external territory)
• Norfolk Island - Territory of Norfolk Island (External territory)
• Papua - Territory of Papua (External territory)

Belgium

• Belgian Congo (Colony)

Condominiums

• Anglo-Egyptian Sudan (Anglo-Egyptian condominium)
• Canton and Enderbury Islands (from April 6, Anglo-American condominium)
• New Hebrides (Anglo-French condominium)

Denmark

• Greenland (Possession)
• Iceland (Possession)

France

• Adélie Land (Uninhabited possession)
• Clipperton Island (Uninhabited possession)
• French Antilles and Guiana (from September 14, Colony)
• French Equatorial Africa (Colony)
• French Guiana (to September 14, Colony)
• French India - French Establishments in India (Colony)
• French Indochina (Federation of protectorates)
• French Oceania - French Establishments in Oceania (Colony)
• French Somaliland (Colony)
• French West Africa (Colony)
• Guadeloupe (to September 14, Colony)
• Inini (to September 14, Colony)
• Madagascar (Colony)
• Martinique (to September 14, Colony)
• Morocco - Kingdom of Morocco (Protectorate)
• New Caledonia - New Caledonia and Dependencies (Colony)
• Réunion (Colony)
• Saint Pierre and Miquelon (to September 14, Colony)
• Shanghai (Concession)
• Tientsin (Concession)
• Tunisia - Tunisian Realm (Protectorate)

Germany

• Bohemia and Moravia - Protectorate of Bohemia and Moravia (from March 15, autonomous protectorate)
• General Government - General Government for the Occupied Polish Territories (from October 12, autonomous territory)

International

• Shanghai - Shanghai International Settlement (International concession)
• Tangier - City of Tangier (International zone)

Italy

• Albania - Albanian Kingdom (from April 9, Protectorate)
• Italian East Africa (Colony)
• Italian Libya (Colony)
• Tientsin (Concession)

Japan

• Chōsen (Dependency)
• Karafuto - Karafuto Prefecture (Dependency)
• Kwantung - Kwantung Leased Territory (Concession)
• Mengjiang (Military occupation)
  • Mongol United Autonomous Government (to September 1)
  • Mengjiang United Autonomous Government (from September 1)
• Taiwan (Dependency)
• Tientsin (Concession)

League of Nations Mandates

• British Togoland (administered by the United Kingdom)
• Cameroons - British Cameroons (administered by the United Kingdom)
• Cameroun (administered by France)
• French Togoland (administered by France)
• Nauru (administered by Australia, New Zealand and the United Kingdom)
• New Guinea - Territory of New Guinea (administered by Australia)
• Palestine - British Mandate of Palestine (administered by the United Kingdom)
  • Transjordan - Emirate of Transjordan (administered by the United Kingdom)
• Ruanda-Urundi (administered by Belgium)
• South Pacific Mandate (administered by Japan)
• South-West Africa (administered by South Africa)
• Syria - Mandate of Syria (administered by France)
  • Lebanon - State of Greater Lebanon (administered by France)
  • Syria - Syrian Republic (administered by France)
• Tanganyika - Tanganyika Territory (administered by the United Kingdom)
• Western Samoa (administered by New Zealand)

Netherlands

• Curaçao - Curaçao and Dependencies (Colony)
• Netherlands East Indies (Colony)
• Netherlands Guiana (Colony)

New Zealand

• Cook Islands (Dependent territory)
• Niue Island (Dependent territory)
• Ross Dependency (Uninhabited dependent territory)
• Union Islands (Dependent territory)

Norway

• Bouvet Island (Uninhabited possession)
• Peter I Island (Uninhabited possession)
• Queen Maud Land (Uninhabited possession)

Portugal

• Cape Verde Islands (Colony)
• Macau (Colony)
• Portuguese East Africa (Colony)
• Portuguese Guinea (Colony)
• Portuguese India - Portuguese State of India (Colony)
• Portuguese Timor (Colony)
• Portuguese West Africa (Colony)
• São João Baptista de Ajudá - Fort of São João Baptista de Ajudá (Possession)
• São Tomé and Príncipe (Colony)

Spain

• Ifni (Colony, controlled by Nationalist forces to April 1)
• Spanish Guinea (Colony, controlled by Nationalist forces to April 1)
• Spanish Morocco (Protectorate, controlled by Nationalist forces to April 1)
• Spanish Sahara (Colony, controlled by Nationalist forces to April 1)

Turkey

• Hatay - Hatay State (to June 29)

United Kingdom

• Aden - Aden Colony and Protectorate (Crown colony and protectorate)
• Bahama Islands (Crown colony)
• Bahrain - Sheikdom of Bahrain (Protectorate)
• Barbados (Crown colony)
• Basutoland - Territory of Basutoland (Crown colony)
• Bechuanaland - Bechuanaland Protectorate (Protectorate)
• Bermuda (Crown colony)
• Bhutan - Kingdom of Bhutan (Protectorate)
• British Guiana (Crown colony)
• British Honduras (Crown colony)
• British Leeward Islands - Federal Colony of the Leeward Islands (Crown colony)
• British Somaliland - British Somaliland Protectorate (Protectorate)
• British Western Pacific Territories (Crown colony)
• British Windward Islands - Federal Colony of the Windward Islands (Crown colony)
• Brunei - State of Brunei Darussalam (Protectorate)
• Burma (Crown colony)
• Ceylon (Crown colony)
• Cyprus (Crown colony)
• Falkland Islands (Crown colony)
• Federated Malay States (Protectorate)
• Gambia - Gambia Colony and Protectorate (Crown colony and protectorate)
• Gibraltar (Crown colony)
• Gold Coast (Crown colony)
• Guernsey - Bailiwick of Guernsey (Crown dependency)
• Heard Island and McDonald Islands (Uninhabited possession)
• Hong Kong (Crown colony)
• India - Indian Empire (Crown colony)
• Isle of Man (Crown dependency)
• Jamaica (Crown colony)
• Jersey - Bailiwick of Jersey (Crown dependency)
• Johor - State of Johor Darul Ta'zim (Protectorate)
• Kedah - State of Kedah Darul Aman (Protectorate)
• Kelantan - State of Kelantan Darul Naim (Protectorate)
• Kenya - Kenya Colony and Protectorate (Crown colony and protectorate)
• Kuwait - Sheikdom of Kuwait (Protectorate)
• Maldive Islands - Sultanate of the Maldive Islands (Protectorate)
• Malta (Crown colony)
• Mauritius (Crown colony)
• Muscat and Oman - Sultanate of Muscat and Oman (Protectorate)
• Newfoundland - Dominion of Newfoundland (Crown colony)
• Nigeria - Colony and Protectorate of Nigeria (Crown colony and protectorate)
• North Borneo (Crown colony)
• Northern Rhodesia - Protectorate of Northern Rhodesia (Protectorate)
• Nyasaland - Nyasaland Protectorate (Protectorate)
• Perlis - State of Perlis Indera Kayangan (Protectorate)
• Qatar - Sheikdom of Qatar (Protectorate)
• Saint Helena (Crown colony)
• Sarawak - Kingdom of Sarawak (Protectorate)
• Seychelles (Crown colony)
• Sierra Leone - Sierra Leone Colony and Protectorate (Crown colony and protectorate)
• Southern Rhodesia - Colony of Southern Rhodesia (Crown colony)
• Straits Settlements (Crown colony)
• Suez Canal Zone (Crown colony)
• Swaziland - Swaziland Protectorate (Protectorate)
• Terengganu - State of Terengganu Darul Iman (Protectorate)
• Trinidad and Tobago (Crown colony)
• Trucial States (Protectorate)
• Uganda (Crown colony)
• Zanzibar - Sultanate of Zanzibar (Protectorate)

United States

• Alaska - Alaska Territory (Territory)
• American Samoa - Territory of American Samoa (Territory)
• Bajo Nuevo Bank (Uninhabited territory)
• Baker Island (Uninhabited territory)
• Guam - Territory of Guam (Territory)
• Hawaii - Territory of Hawaii (Territory)
• Howland Island (Uninhabited territory)
• Jarvis Island (Uninhabited territory)
• Johnston Atoll (Uninhabited territory)
• Kingman Reef (Uninhabited territory)
• Midway Atoll (Uninhabited territory)
• Navassa Island (Uninhabited territory)
• Panama Canal Zone (Territory)
• Philippine Commonwealth - Commonwealth of the Philippines (Semi-independent self-governing commonwealth of the United States)
• Puerto Rico (Territory)
• Quita Sueño Bank (Uninhabited territory)
• Roncador Bank (Uninhabited territory)
• Serrana Bank (Uninhabited territory)
• Serranilla Bank (Uninhabited territory)
• Swan Islands (Uninhabited territory)
• United States Virgin Islands (Territory)
• Wake Island (Uninhabited territory)