Era
1850
87
1787-1865
24
1830
18
19th century
13
Civil War, 1861-1865
12
Revolution, 1775-1783
12
1861-1865
5
1865-1950
5
War of 1812
5
1785-1852
4
1790-1794
4
1800-1899
4
1808-1873
4
1721-1808
3
1785-1819
3
Civil War
3
1701-1761
2
1745-1796
2
1748-1830
2
1750-1815
2
1805-1879
2
1806-1889
2
1808-1882
2
1815-1861
2
1818-1905
2
1828-1905
2
1849-1877
2
18th century
2
20th century
2
20th-21st century
2
Revolution
2
-1849
1
1527-1608
1
1701-1800
1
1720?-1782
1
1724 or 5-1754
1
1732-1782
1
1732-1815
1
1733-1819
1
1738-1792
1
1738-1824
1
1739-1800
1
1742-1814
1
1742-1823
1
1743-1795
1
1743-1798
1
1745-1805
1
1745-1815
1
1747-1812
1
1748-1812
1
more ...