Era
20th century
73
19th century
40
1900-1999
17
20e siècle
13
Civil War, 1861-1865
11
1800-1899
10
18th century
10
19e siècle
9
21st century
9
1894-1978
6
United States
6
Revolution, 1775-1783
5
1775-1783
4
1844-1916
4
1861-1865
4
1861-1865 (Guerre de Sécession)
4
1946-
4
1960-
4
21e siècle
4
1700-1799
3
1732-1799
3
19e s
3
2000-2099
3
20th Century
3
Since 1945
3
(1894-1978)
2
1737-1791
2
1775-1783, Revolution
2
1775-1809
2
1783-1809
2
1787-1854
2
1804
2
1807-1870
2
1834-1903
2
1844-1926
2
1861-1865, Civil War
2
1865-1918
2
1871-1951
2
1882-1945
2
1883-1951
2
1896-1963
2
1896-1971
2
18e siècle
2
1900-2099
2
1911-1988
2
1929
2
1938-1997
2
1943-
2
1945-1989
2
1945-2019
2
more ...