Era
1945-1989
5
1809-1865
4
1861-1865
4
19th century
4
20th century
4
1775-1783
3
1783-1865
3
1837-1901
3
1884-1972
3
18th century
3
1933-1945
3
Civil War, 1861-1865
3
To 1775
3
1592-1672
2
16th century
2
1735-1826
2
1743-1826
2
1751-1836
2
1783-1809
2
1789-1797
2
17th century
2
1802-1866
2
1805-1859
2
1809-1817
2
1815-1861
2
1858-1919
2
1884-1962
2
1945-1953
2
2009-2017
2
Colonial period, ca. 1600-1775
2
1421-1737
1
1469-1527
1
1478-1535
1
1509-1547
1
1533-1603
1
1558-1603
1
1676-1745
1
1693-1768
1
1694-1773
1
1695-1777
1
1705-1774
1
1732-1799
1
1744-1822
1
1767-1845
1
1775 - 1899
1
1775-1817
1
1775-1865
1
1801-1809
1
1803-1865
1
1804-1881
1
more ...