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Territorial evolution of Poland
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Territorial evolution of Poland
in the 20th century
Pre-World War II
Revolution in Congress Poland
(1905–1907)
Ostrowiec Republic
Zagłębie Republic
Separation of
Kholm Governorate
from
Congress Poland
and annexation into Russian
Kiev General Governorate
(1913)
Act of 5th November
by the Central Powers proclaiming
Kingdom of Poland
(1916)
Central Powers-
Ukrainian People's Republic
/
Ukrainian State
Treaty of Brest-Litovsk
(1918)
Central Powers-Soviet Russia
Treaty of Brest-Litovsk
(1918)
Short-lived Byelorussian, Ukrainian and Rusyn republics (1917-1920):
West Ukrainian People's
(later absorbed into Poland-allied
Ukrainian People 's
),
Belarusian Democratic
,
Lemko
,
Komancza
Local revolts and transient polities in postwar power vacuum (1918)
Tarnobrzeg Republic
Republic of Zakopane
First Republic of Pińczów
Witkowo
Revolt
Republic of Ostrów
Restoration of Polish independence
(1918) and ensuing wars to preserve it (1918-1922):
Greater Poland uprising
Silesian Uprisings
Polish–Czechoslovak War
Polish-West Ukrainian War
War of Polish-Ukrainian alliance
against
Soviet Russia
(1920-1921) and its satellites:
Ukrainian SSR
short-lived
Galician SSR
later merged into the former
short-lived
SSR of Lithuania and Belorussia
attempted
Polish SSR
later dissolved and replaced with token
Polish National Districts
Polish-Lithuanian War
Treaty of Versailles
(1919)
Treaty of Saint-Germain-en-Laye (1919)
Suwałki Agreement
(1920)
Treaty of Warsaw
(1920) with
Ukrainian People's Republic
1920 East Prussian plebiscite
(1920)
Polish satellite states
Republic of Central Lithuania
(1920-1922)
Free City of Danzig
under
League of Nations
protection (1921-1939)
Peace of Riga
(1921): eastern border of Poland accepted by
Russian SFSR
and its satellites (
Byelorussian SSR
which replaced
SSR of Lithuania and Belorussia
, and
Ukrainian SSR
which replaced
Ukrainian People's Republic
)
Incorporation of
Central Lithuania
(1922)
German–Polish Convention regarding Upper Silesia
(1922)
Polish National Districts
of the Soviet Union (1925-1937)
Marchlewszczyzna
(1925-1931)
Dzierżyńszczyzna
(1932-1937)
Munich Agreement
and Polish annexation of
Trans-Olza
(1938)
First Vienna Award
and Polish annexation of parts of
Spiš
and
Orava
(1938)
Molotov–Ribbentrop Pact
(1939)
Secret
German–Soviet Boundary and Friendship Treaty
World War II
Wartime administrative division
Territories of Poland and Danzig annexed by Nazi Germany
General Government
Polish areas annexed by USSR
Polish government-in-exile
and
Polish Underground State
German–Soviet Border and Commercial Agreement
(1941)
Bialystok District
Sikorski–Mayski agreement
(1941)
Transient Polish-controlled areas (1944)
Turgiele Republic
Iwonicz Republic
Second Pińczów Republic
Warsaw Uprising
Allied conferences
Tehran Conference
(1943)
Moscow Conference
(1943)
Yalta Conference
(1945)
Potsdam Conference
(1945)
Post World War II
Potsdam Agreement
(1945)
Polish–Soviet border agreement
(1945)
Treaty of Zgorzelec
(1950)
Polish-Soviet Border Adjustment Treaty
(1951)
Polish-Czechoslovak Border Treaty
(1958)
Polish-East German Baltic Continental Shelf Delimitation Treaty (1968)
Treaty of Warsaw (1970)
Polish-Czechoslovak Border Adjustment
(1976)
Polish-East German Maritime Boundary in Pomeranian Bay Delimitation Treaty (1989)
German-Polish Border Treaty
(1990)
Two Plus Four Treaty
(1991)
Treaty of Good Neighbourship
(1991)
Poland–Slovakia Border Adjustment
(2005)
Polish-Danish Maritime Boundary Delimitation Agreement (2018)
Areas
Remnants of Polish statehood during partitions:
Congress Poland
/
Vistula Land
Galician autonomy
Kresy Wschodnie
("Eastern Borderlands")
Taken Lands
(remainder of Russian partition of Poland)
Wileńszczyzna
Grodzieńszczyzna
Lwów Land
Areas of
Galicia and Lodomeria
east of river
San
Kresy Zachodnie
("Western Borderlands")
1815-1918 used as synonymous with entire Prussian partition of Poland
1918-1945 used in altered meaning
regions unsuccessfully claimed from Germany by interwar Poland, in particular
Upper Silesia
,
Warmia
,
Masuria
,
Powiśle
,
Posen-West Prussia
, sometimes also
Starostwo of Draheim
,
Lauenburg and Bütow Land
and easternmost
Hither Pomerania
(
Lands of Schlawe and Stolp
)
Zaolzie
After 1945, the
former eastern territories of Germany
were called
Recovered Territories
, while the term
Kresy Zachodnie
fell into disuse, though it was sometimes invoked to denote Polish claims to some East German territories such as
Wolgast Pomerania
,
Milsko
,
Miśnia
or
Lausitz
, raised typically only until early 1970s as counterclaims to retaliate for West German calls for revision of
Oder–Neisse line
.
Demarcation lines
Greater Poland military demarcation line
(1919-1920)
Cieszyn Silesia demarcation line
(1918-1920)
Polish–Lithuanian demarcation line
(1919-1920)
Curzon Line
(1920)
Upper Silesia demarcation line
(1921-1922)
Polish–Lithuanian demarcation line
(1923-1938)
Oder–Neisse line
(1945–1951)
Adjacent countries
Territorial evolution of Germany
Territorial changes of the Baltic states
Territorial evolution of Russia
v
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