Era
20th century
15
1979-1997
3
1917-
2
1917-1936
2
1940-1989
2
1945-
2
1954-
2
1960-
2
19th century
2
1728-1786
1
1731-1800
1
1733-1779
1
1788-1824
1
1847-1882
1
1847-1912
1
1856-1939
1
1856-1950
1
1871-1940
1
1872-1898
1
1872-1970
1
1878-1953
1
1883-1950
1
1885-1972
1
1886-1961
1
1888-1953
1
1888-1965
1
1910-1936
1
1915-1980
1
1916-
1
1918-
1
1918-1933
1
1920-2003
1
1922-
1
1933-1945
1
1936-1945
1
1936-1953
1
1947-
1
1949-1993
1
1955-
1
1964-1979
1
1992-
1
19TH CENTURY
1
20TH CENTURY
1
21st century
1
Alexander III, 1881-1894
1
Civil War, 1861-1865
1
Civil War, 2011-
1
Nicholas II, 1894-1917
1
Revolution, 1775-1783
1
Revolution, 1905-1907
1
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