Era
20th century
24
1927-1998
3
19th century
3
1928-1995
2
21st century
2
1848-1912
1
1865-1929
1
1871-1942
1
1877-1942
1
1881-1941
1
1891-1979
1
1905-1981
1
1909-1974
1
1912-1995
1
1917-2005
1
1923-
1
1929-
1
1929-2006
1
1934-
1
1937-
1
1940-1991
1
German occupation, 1941-1944
1
Revolution, 1905-1907
1
Soviet occupation, 1940-1941
1
To 1562
1