Era
19th century
6
1961-1970
5
1753-1784
4
1800-1899
4
1951-1960
3
Civil War, 1861-1865
3
1823-1911
2
1842-1877
2
1830-1886
1
1861-1865
1
1873-1925
1
1909-1955
1
1915-2002
1
1920-1985
1
1931-1940
1
1971-1980
1
1991-2000
1
2001-2010
1
Colonial period, ca. 1600-1775
1
Geschichte 1750-1850
1
Geschichte 1750-1870
1
To 1921
1
To 1931
1