Era
19th century
14
Civil War, 1861-1865
6
20th century
5
Riots, 1844
5
1886
3
1964-1975
3
1733-1804
2
1802-1837
2
1865-1950
2
18th century
2
21st century
2
Riot, 1906
2
War of 1812
2
1729
1
1740-1818
1
1743-1826
1
1752?-1812
1
1756-1836
1
1758-1803
1
1761-1849
1
1767-1845
1
1775-1847
1
1780-1840
1
1783-1865
1
1791-1868
1
1793-1873
1
1806-1872
1
1808-1875
1
1820-1888
1
1821-1893
1
1844
1
1848-1887
1
1855-1887
1
1861-1865
1
1875-
1
1876
1
1884-1968
1
1899-1936
1
1906-
1
1946-
1
1960-1980
1
1963-1969
1
1969-1974
1
1973-2020
1
Anti-Asiatic riot, 1907
1
Colonial period, ca. 1600-1775
1
John Brown raid, 1859
1
Revolution, 1789-1795
1
Riot, 1834
1
Riot, 1851
1
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