Era
1806-1882
15
1821-1893
14
1775-1865
8
19th century
8
-1870
5
1787-1871
5
1795-1858
5
1706-1790
4
1820?-
4
1827-1903
4
1838-1918
4
18th century
4
20th century
4
approximately 1794-
4
1831-
3
1861-1865
3
Civil War, 1861-1865
3
1600-1799
2
1732?-1836
2
1795-1851
2
17th century
2
1819-
2
1900-1999
2
Colonial period, ca. 1600-1775
2
b. 1820?
2
1564-1616
1
1600 - 1799
1
1600-1775
1
1700-1799
1
1762-1847
1
1765-1947
1
1775 - 1865
1
1793-1864
1
1800 - 1899
1
1800-1899
1
1811-1874
1
1821-1900
1
1832
1
1835-
1
1861 - 1865
1
1869-1877
1
1894-1951
1
1897-1968
1
1902-
1
1959-1990
1
1970-2009
1
1981-2001
1
1992-
1
1994-
1
2000-2099
1
more ...