Era
1946-1970
1910-1946
4
20th century
4
1970-1988
3
1890-1973
2
1910-1969
2
1910-1970
2
1918-
2
1946-1988
2
1970-
2
1883-1960
1
1897-1955
1
1900-1999
1
1900-2000
1
1902-1974
1
1905-1983
1
1915-1969
1
1946-
1
1988-2000
1
Geschichte 1883-1960
1
Revolution, 1910-1920
1
Since 1910
1
Since 1918
1
Since 1946
1