Era
1818-1883
19
1991-
11
20th century
9
1867-1931
7
Since 1991
7
1870-1924
6
19th century
6
21st century
6
1801-1917
5
1874-1947
5
1900-1999
5
1770-1831
4
1844-1927
4
1917-1936
4
1953-1985
4
2000-2099
4
1779-1861
3
1800-1899
3
18th century
3
To 1533
3
17th century
2
1820-1895
2
1828-1904
2
1862-1937
2
1864-1928
2
1866-1924
2
1879-1940
2
1879-1964
2
1888-1934
2
1900 - 1999
2
1901-2000
2
1917-
2
1925-1988
2
1925-1997
2
1939-1972
2
1944-
2
1945-1989
2
1985-1991
2
1989-2000
2
1991-2014
2
2001-
2
21st centuruy
2
Civil War, 1994-
2
1500-1699
1
1533-1613
1
1588-1679
1
16th century
1
1700-1899
1
1724-1804
1
1743-1793
1
more ...