Era
1939-1945
5
1918-1945
4
1775-1783
3
1914-1918
3
Revolution, 1775-1783
3
(1860-1941)
2
1473-1543
2
1860-1918
2
1860-1941
2
1865-1918
2
1870-1914
2
1884-1964
2
1891-1974
2
1896-1978
2
19 w
2
1900-1945
2
1900-1999
2
1918-1980
2
1945-
2
1945-1980
2
20 w
2
20th century
2
1800-1899
1
1899-1970
1
1914 - 1918
1
1945-1970
1
1945-1981
1
19th century
1
Geschichte (1890-1891)
1
Since 1945
1