Era
20th century
16
1865-
14
19th century
11
18th century
9
1775-1865
5
1775-1783
4
1792-1864
4
Colonial period, ca. 1600-1775
4
Revolution, 1775-1783
4
To 1775
4
1789-1797
3
1809-1817
3
1815-1861
3
1825-1829
3
1828
3
1945-
3
1732-1799
2
1783-1789
2
1861-1865
2
1865-1950
2
1904-
2
1920-
2
1920-1991
2
1921-
2
b. 1837
2
1644-1718
1
1706-1790
1
1737-1809
1
1741-1811
1
1745-1821
1
1758-1803
1
1759-1865
1
1760-1820
1
1772-1833
1
1772-1860
1
1783-1809
1
1783-1865
1
1789-1809
1
1793-1861
1
1795
1
1796-1918
1
1797
1
17th century
1
1800-1899
1
1801-1815
1
1805
1
1809
1
1818-1846
1
1821-1893
1
1824-1901
1
more ...