Era
20th century
24
19th century
14
To 1500
3
1889-1968
2
1929
2
1066-1485
1
1775-1865
1
1800-1950
1
1819-1892
1
1820-1841
1
1829-1912
1
1849-1914
1
1859-1930
1
1865-1918
1
1866-1944
1
1867-1936
1
1871-1900
1
1871-1918
1
1876-1916
1
1885-1933
1
1888-1965
1
1897-1975
1
18th century
1
1909-1981
1
1922-2000
1
1924-2000
1
1925-1953
1
1943
1
1945-
1
1947-
1
1951-
1
1952-
1
1957-
1
1959-
1
1961-1969
1
1969-
1
1975-
1
1980-2020
1
2001-2009
1
30 B.C.-476 A.D.
1
510-30 B.C.
1
Empire, 284-476
1
To 1865
1
To 476
1
To 622
1
To 647
1
Victoria, 1837-1901
1
approximately 1775-1800
1