Era
20th century
116
Revolution, 1917-1921
66
1900-1999
49
1917-1936
20
1917-1921
18
1900 - 1999
17
1945-
12
21st century
9
1945-1989
7
20e siècle
7
1945-1991
6
1975-
6
20e siècle
6
1914-1918
5
1917-1921 (Révolution)
5
1912-1949
4
1917-
4
1949-
4
1953-1985
4
1980-
4
1990-
4
2000-2099
4
Since 1975
4
1917-1991
3
1936-1953
3
1945-1980
3
1976-2000
3
Since 1917
3
Since 1945
3
1917-1953
2
1917-1985
2
1917-1992
2
1925-1953
2
1933-1945
2
1939-1945
2
1940-1991
2
1945-1955
2
1945-1992
2
1955-1965
2
1976-
2
1980-1989
2
1980-1992
2
1991-
2
20 w
2
Since 1949
2
Since 1990
2
1747-1822
1
1801-1921
1
1857-1918
1
1871-1918
1
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