Era
20th century
165
1900-1999
60
1960-1980
47
19th century
28
1980-
26
1945-1989
22
1800-1899
14
1961-1969
14
21st century
14
1945-
12
1989-
11
18th century
10
1865-1918
8
1933-1945
8
1946-
7
Civil War, 1861-1865
7
Since 1900
7
1909-1972
6
Revolution, 1775-1783
6
1800-1859
5
2000-2099
5
2017-2021
5
1886-1918
4
1970-
4
1980-2020
4
2009-2017
4
1760-1820
3
1775-1783
3
1783-1809
3
1797-1874
3
1805-1879
3
1813-1865
3
1818-1895
3
1863-1877
3
1868-1963
3
1900 - 1999
3
2001-2009
3
2020-
3
20e siècle
3
To 1865
3
To 1964
3
To 1999
3
1700-1820
2
1783-1865
2
1809-1898
2
1815-1861
2
1831-1910
2
1832-1919
2
1865-1933
2
1869-1940
2
more ...