Era
21st century
34
20th century
26
1989-
21
1900-1999
12
1991-
12
Since 1989
11
2001-2009
8
2000-2099
7
1980-
6
20e siècle
6
1976-
5
1780-1831
4
1914-1974
4
1914-2005
4
1916-2010
4
1942-
4
1974-
4
1869-1948
3
1926-2016
3
1934-2017
3
1960-
3
2003-2011
3
21e siècle
3
Since 1960
3
Since 1980
3
Since 1991
3
1888-1935
2
1893-1976
2
1919-1967
2
1945-
2
1967-1973
2
1979-1989 (Intervention soviétique)
2
1982-
2
1991-2014
2
1993-2001
2
1995-2005
2
2000-
2
American intervention, 1994-1995
2
Civil War, 2011-
2
Malayan Emergency, 1948-1960
2
Since 1976
2
Since 1979
2
Soviet occupation, 1979-1989
2
War for Union with Greece, 1955-1959
2
(1952- ...)
1
1900-2099
1
1926-
1
1926-2022
1
1948-1960
1
1948-1960 (État d'urgence)
1
more ...