Century BCE
|
Western Hemisphere
|
Eastern Hemisphere
|
Americas
|
Africa
|
Asia
|
North America
|
South America
|
West Africa
|
East Africa
|
North Africa
|
West Asia
|
South Asia
|
Northeast Asia
|
55th
|
|
|
|
|
|
Sumerian civilization
|
|
|
54th
|
53rd
|
52nd
|
51st
|
50th
|
49th
|
48th
|
47th
|
46th
|
45th
|
44th
|
43rd
|
42nd
|
41st
|
40th
|
39th
|
38th
|
37th
|
36th
|
35th
|
Caral-Supe civilization
|
34th
|
Egyptian civilization
|
33rd
|
Harrapan civilization
|
32nd
|
31st
|
30th
|
29th
|
28th
|
27th
|
26th
|
25th
|
Nubian civilization
|
24th
|
Akkadian civilization
|
23rd
|
22nd
|
21st
|
Assyrian civilization
|
20th
|
Yellow river civilization
|
19th
|
18th
|
|
|
17th
|
16th
|
15th
|
14th
|
Olmec civilization
|
13th
|
12th
|
11th
|
10th
|
9th
|
8th
|
Iranian civilization
|
7th
|
6th
|
Persian civilization
|
5th
|
4th
|
3rd
|
Hellenistic civilization
|
2nd
|
Maya civilization
|
1st
|
Roman civilization
|