Era
20th century
32
1890-1937
13
1900-1999
10
1897-1962
7
21st century
7
1809-1849
6
1819-1892
5
1885-1972
5
1911-1979
5
19th century
4
2000-2099
4
1830-1886
3
1888-1965
3
1900 - 1999
3
Civil War, 1861-1865
3
-71 B.C
2
1700 - 1799
2
1733-1804
2
1742-1786
2
1743-1794
2
17th century
2
1800-1899
2
1800?-1831
2
1819-1891
2
1892-1953
2
1894-1962
2
1899-1977
2
18th century
2
1901-1957
2
1902-1987
2
1908-1967
2
1912-1989
2
1915-2005
2
1920-1999
2
1944-
2
1946-
2
1420-1498
1
1500-1599
1
1632-1677
1
1640-1723
1
16th century
1
1782-1852
1
1800 - 1899
1
1806-1861
1
1827-1905
1
1832-1888
1
1842-1925
1
1844-1900
1
1850-1894
1
1850-1904
1
more ...