Era
Civil War, 1861-1865
123
1861-1865
116
19th century
107
1856
33
1860
29
1861
29
1857-1861
21
1850
20
1864
20
1775-1865
19
1853-1857
18
1852
17
1854-1861
17
1863
17
1859
16
1862
14
John Brown's Raid, 1859
14
1800-1859,
13
1809-1865,
13
1854
12
1800-1859
11
1809-1865
11
1792-1868
10
1811-1896
10
1836
10
1843
10
1839
9
1844
9
1845-1849
9
1849
9
1849-1853
9
1858
9
1855
8
18th century
8
1782-1852
7
1815-1861
7
1841-1845
7
1846
7
1848
7
1853
7
1857
7
Civil war
7
1783-1865
6
1820
6
1838
6
1842
6
1780-1842
5
1834-1862,
5
1835
5
1837
5
more ...