Era
20th century
64
21st century
15
19th century
14
18th century
2
1918-1945
2
1945-
2
Revolution, 1911-1912
2
Victoria, 1837-1901
2
1564-1616
1
1769-1852
1
1789-1820
1
17th century
1
1800-1950
1
1807-1873
1
1807-1882
1
1812-1870
1
1823 (ca.)-1896
1
1846-1914
1
1846-1919
1
1849-1870
1
1852-1934
1
1854-1920
1
1860-1940
1
1871-1942
1
1873?-1953
1
1875-
1
1875-1905
1
1875-1962
1
1878?-1963
1
1884-1938
1
1884-1969
1
1903-1975
1
1909-1933
1
1910-1921
1
1912-1972
1
1917-1963
1
1922-
1
1929-
1
1933-1959
1
1938-
1
1941-
1
1943-
1
1944-
1
1947-
1
1958-1969
1
1959-
1
1964-1979
1
1969-1994
1
1979-1997
1
1992-
1
more ...