Era
1783-1865
1
1800-1899
9
1800-1901
2
1809-1865
5
1811-1896
1
1813-1896
1
1843-1901
2
1849-1877
1
1852-1918
2
1861-1865
5
1865-1921
1
1882-1945
2
1890-1969
1
1895-1950
1
1897-1901
2
1900-1999
7
1908-1973
1
1911-1984
2
1924-2016
1
1933-1945
2
1945-
1
1945-1989
5
1953-1961
1
19th century
19
20th century
14
Civil War, 1861-1865
3