Era
1945-
Since 1945
234
1966-1997
173
1966 - 1997
138
1945-1966
110
1966-1998
95
1998-
50
1997-
49
1966 - 1998
42
Since 1997
39
20th century
36
1950-1966
25
1901-1970
18
1900 - 1999
16
Revolution, 1945-1949
16
Since 1998
15
1945-1989
14
1945 - 1966
10
1921-2008
9
Coup d'état, 1965
9
Since 1900
9
Since 1966
9
Since 1942
8
1936-
7
Japanese occupation, 1942-1945
7
1942-1949
6
Coup d'état, 1965
6
1902-1980
3
1936-2019
3
1940-2009
3
21st century
3
1903-1975
2
1917-
2
1929-
2
1934-
2
1949-
2
1950 - 1966
2
1966-
2
1890-1949
1
1900-2099
1
1902-
1
1908-1977
1
1908-1981
1
1908-1993
1
1909-1966
1
1913-
1
1913-1978
1
1917-2001
1
1918-
1
1918-2000
1
more ...