Era
1945-
13
20th century
10
1945-1989
6
1970-
6
19th century
5
1558-1603
4
1945-1953
4
1989-
4
16th century
3
17th century
3
1969-1974
3
2001-
3
21st century
3
1603-1688
2
18th century
2
1960-1980
2
1980-
2
William and Mary, 1689-1702
2
1479-1516
1
1603-1714
1
1642-1660
1
1789-1815
1
1789-1820
1
1800-2099
1
1857-1919
1
1865-1898
1
1865-1918
1
1868-1912
1
1871-1918
1
1901-1945
1
1904-2005
1
1910-1946
1
1917-1945
1
1945-1958
1
1945-1991
1
1949-
1
2000-2099
1
527-1081
1
905-959
1
Ferdinand and Isabella, 1479-1516
1
Fernando e Isabel, 1479-1516
1
George III, 1760-1820
1
Han dynasty, 202 B.C.-220 A.D.
1
Meiji period, 1868-1912
1
Qin dynasty, 221-207 B.C.
1
Restoration, 1853-1870
1
Revolution of 1688
1
Revolution, 1775-1783
1
Revolution, 1789-1799
1
Wars of the Huguenots, 1562-1598
1