Era
1945-1989
20th century
25
1989-
17
Since 1900
8
1945-
7
1882-1945
6
1900-1999
5
Since 1945
4
21st century
3
1908-1973
2
1917-1963
2
1918-1945
2
1922-2012
2
1933-1945
2
1951-
2
Revolution, 1918-1919
2
1892-1971
1
1900-1965
1
1909-1972
1
1913-1994
1
1922-1987
1
1932-2009
1
1940-
1
1940-2014
1
1945 - 1989
1
1945-1960
1
1945-1965
1
1946-
1
1948-1980
1
1960-
1
1980-
1
Geschichte 1945-1989
1