Era
20th century
22
19th century
14
1912-1972
13
1900-1999
8
1788-1824
3
1800-1899
3
1959-
2
1653-1723
1
1800-1999
1
1829-1909
1
1855-1943
1
1878?-1922
1
1900-1991
1
1900-2099
1
1901-1969
1
1905-1934
1
1906-1989
1
1908-1998
1
1910-1949
1
1914-1918
1
1914-1965
1
1918-1945
1
1921-2000
1
1929
1
1929-
1
1944-
1
1947-
1
1948-
1
1965-
1
1980-
1
21st century
1
Edward VII, 1901-1910
1
October Crisis, 1970
1
approximately 1875 to 1881-1969?
1
between 1877? and 1881-1969?
1