Other
1857-1861
77
1854-1861
65
1861-1865
65
1856
34
1860
30
Civil War, 1861-1865
23
1853-1857
22
1775-1865
18
1850
16
1846-1850
13
1849-1861
13
1845-1849
12
Civil War
12
1849-1853
11
1861
10
19th century
10
1859
9
1863
9
1815-1861
8
1809-1865
7
1862
7
1858
6
To 1865
6
1783-1865
5
1848
5
1851
5
John Brown's Raid, 1859
5
1732-1799
4
1775-1783
4
1847
4
1857
4
Civil war
4
Controversial literature, 1854
4
1782-1866
3
1784-1850
3
1800-1874
3
1809-1817
3
1829-1837
3
1854
3
1855
3
18th century
3
To 1863
3
-1888
2
-1893
2
1743-1826
2
1748-1825
2
1767-1845
2
1770-1838
2
1776?-1855
2
1777-1852
2
more ...