Era
1917-1921
107
Revolution, 1917-1921
72
Since 1917
58
1917-
46
1917-1921 (Révolution)
33
1900-1999
20
20th century
20
German occupation, 1941-1944
13
1648-1654
12
1917-1945
9
Wars of 1918-1921
9
17th century
8
1932-1933
7
1936-1953
7
1941-1944 (Occupation allemande)
7
Famine, 1932-1933
7
1716-1809
6
1941-1944
6
20e siècle
6
To 1648
6
1600-1699
5
1639-1709
5
1932-1933 (Famine)
5
1648-1775
4
17e siècle
4
1918-1921 (Guerres)
4
1939-1945
4
approximately 1594-1657
4
1340-1648
3
1340-1699
3
1600-1654
3
1814-1861
3
1830-1916
3
1848-1916
3
1859-1943
3
1860-1953
3
1866-1935
3
1871
3
1873-1924
3
1879-1926
3
1882-1931
3
1883-1973
3
1892-1984
3
1895-
3
1900-1976
3
1905-1907
3
1914-1921
3
1917 - 1921
3
1918-1921
3
1921-1944
3
more ...