Historical Period
21st century
12
20th century
5
1991-
4
1918-1945
3
2001-2009
3
1933-1945
2
1945-
2
1994-
2
2000-
2
1892-1963
1
1904-1997
1
1918-1932
1
1919-1933
1
1925-2007
1
1929
1
1944-
1
1964-
1
1970-
1
1979-
1
1980-
1
1983-
1
1985-
1
1986-
1
1990-
1
2002-
1
2009-
1
Civil War, 1991-2002
1
Cultural Revolution, 1966-1976
1