Era
Colonial period, ca. 1600-1775
6
Civil War, 1861-1865
4
Revolution, 1775-1783
4
1775-1865
2
1823-1886
2
18th century
2
1644-1718
1
1721-1808
1
1728-1808
1
1734-1809
1
1743-1798
1
1748-1800
1
1750-1835
1
1754-1816
1
1756-1834
1
1762-1862
1
1771-1840
1
1783-1815
1
1783-1850
1
1789-1869
1
17th century
1
1800-1859
1
1840-1912
1
1843-1865
1
1847-1924
1
1869-1933
1
1901-1936
1
19th century
1
20th century
1
John Brown's Raid, 1859
1