Era
1935-1967
16
To 1500
14
1967-1974
13
1960-
10
20th century
10
Civil War, 1944-1949
8
1918-1974
7
1974-
7
1900-1999
5
1917-1935
5
1967-
5
To 146 B.C
5
To 500
5
Cyprus Crisis, 1974-
4
1917-1967
3
1918-1960
3
1939-1945
3
1944-1949
3
1960-2004
3
Since 1960
3
War of Independence, 1821-1829
3
1917-
2
1945-
2
1960-1980
2
1969-1974
2
Macedonian Hegemony, 323-281 B.C
2
Occupation, 1941-1944
2
Permian
2
ca. 485 v. Chr.-424 v. Chr
2
0484?-0420? av. J.-C
1
1400-1500
1
1500-2000
1
1821-
1
1884-1972
1
1900 - 1999
1
1914-1939
1
1918-
1
1939-1951
1
1945-1953
1
1945-1979
1
1960 - 2004
1
1967 - 1974
1
1974-2009
1
1980-
1
1989-
1
1990-
1
1992
1
19th century
1
2000-2099
1
21st century
1
more ...