Other
1860
87
1857-1861
77
1856
74
1854-1861
72
Civil War, 1861-1865
65
1850
58
1861-1865
58
19th century
57
1862
38
1861
36
1854
33
1836
23
1853-1857
23
Civil War
23
To 1863
23
1859
22
1863
22
1775-1865
20
1857
20
1858
20
1851
18
18th century
18
1809-1865
17
1846-1850
17
1852
17
1845
16
1848
16
1847
15
1855
15
1837
14
1839
13
1849-1861
13
Revolution, 1775-1783
13
1792-1868
12
1800-1859
12
1845-1849
12
1849-1853
12
John Brown's Raid, 1859
12
1777-1852
9
1783-1865
9
Colonial period, ca. 1600-1775
9
To 1865
9
1732-1799
8
1813-1861
8
1815-1861
8
1838
8
1840
8
1846
8
1849
8
1864
8
more ...