Era
20th century
37
19th century
25
1900-1999
24
Civil War, 1861-1865
15
1800-1899
14
1941-1950
14
1775-1865
8
1861-1865
8
19e siècle
7
1865-1877
5
1951-1960
5
1811-1896
4
2000-2099
4
1861 - 1865
3
1861-1865 (Guerre de Sécession)
3
1775-1783
2
1800-1999
2
1852
2
1865 - 1877
2
1865-1999
2
1899
2
1900
2
1900 - 1999
2
1929
2
1931-1940
2
1961-1970
2
21st century
2
Revolution, 1775-1783
2
Southern States
2
1743-1826
1
1775 - 1783
1
1775-1899
1
1800 - 1899
1
1811-1896,
1
1826-1882
1
1859-1930
1
1861-1865 (Guerre de Sécession)
1
1861-1877
1
1861-1999
1
1865 - 1945
1
1865-
1
1865-1898
1
1865-1918
1
1865-1945
1
1880
1
1889
1
1894-1967
1
1897-1966
1
1901
1
1902
1
more ...