Era
20th century
57
1945-
5
19th century
4
21st century
4
1945-1960
3
1960-
3
1884-1960
2
1945-1989
2
Revolution, 1954-1962
2
1724-1804
1
1743-1803
1
1783-1850
1
1783-1865
1
1882-1941
1
18th century
1
1901-1981
1
1902-1959
1
1902-1983
1
1909-1972
1
1912-1998
1
1913-1995
1
1919-
1
1920-1978
1
1923-
1
1925-1961
1
1930-2004
1
1932-
1
1936-
1
1945-1958
1
1945-1964
1
1947-
1
1957-1979
1
1958-
1
1962-1971
1
1963-1978
1
1964-1979
1
1971-1979
1
1978-
1
1979-2001
1
1994-
1
21e siècle
1
Elizabeth II, 1952-
1
George VI, 1936-1952
1
Revolution, 1791-1804
1
To 1957
1
To 1960
1
To 1963
1
War for Union with Greece, 1955-1959
1