Era
Civil War, 1861-1865
8
19th century
4
To 1901
4
1809-1865
2
1859-1929
2
18th century
2
1940-1991
2
2001-2010
2
1700-1799
1
1700-1820
1
1789-1820
1
1800 - 1899
1
1800-1899
1
1800-1999
1
1862-1925
1
1869-1943
1
1901-1910
1
1911-1920
1
1914 - 1918
1
1981-1990
1
20th century
1
Revolution, 1775-1783
1
Revolution, 1789-1799
1
Revolution, 1979
1
Revolutionary period, 1775-1783
1
To 1921
1