Historical Period
19th century
119
1951-
115
1865-1950
93
20th century
71
Civil War, 1861-1865
64
1775-1865
61
1865-1877
58
1857-1861
19
1865-
18
1861-1865
13
1945-1989
11
1809-1865
10
1865-1945
10
1933-1945
10
1945-
10
1815-1861
9
1865-1900
9
21st century
9
1783-1865
7
1865-1951
7
1800-1899
6
1863-1877
6
1865-1918
6
1918-
5
To 1775
5
1845-1861
4
1865-1933
4
18th century
4
1989-
4
1789-1869
3
1807-1864
3
1849-1877
3
1860
3
1877-1964
3
1908-1973
3
1918-1961
3
1945-1953
3
1948
3
To 1865
3
1767-1845
2
1813-1868
2
1833-1887
2
1850-1889
2
1882-1945
2
1898-1974
2
1902-2003
2
1908-1963
2
1924-
2
1940-
2
1963-1969
2
more ...