Era
20th century
64
19th century
23
1945-
14
20TH CENTURY
11
1892-1973
8
21st century
6
1898-1963
5
18th century
5
1933-1945
4
1957-
4
1979-1997
4
1997-
4
1340?-1400
3
1767-1845
3
1884-1972
3
1919-
3
1937-
3
1953-
3
1971-
3
1979-
3
1989-
3
1997-2007
3
Civil War, 1936-1939
3
1819-1900
2
1844-1900
2
1856-1924
2
1859-1938
2
1882-1945
2
1890-1970
2
1914-1945
2
1917-1936
2
1922-
2
1928-
2
1942-
2
1943-
2
1945-1990
2
1947-
2
1950-
2
1952-
2
1958-
2
1965-
2
1969-1974
2
1974-1977
2
1975-
2
1980-
2
849-899
2
Alfred, 871-899
2
British occupation, 1765-1947
2
Elizabeth II, 1952-
2
12th cent
1
more ...