Era
To 1846
123
20th century
104
19th century
79
1846-1850
50
1900-1999
26
1800-1899
16
1850-1950
15
1800 - 1899
12
1713-1784
9
1802-1858
8
To 1850
8
1819-1900
7
1846 - 1850
7
To 1848
7
18th century
6
1900 - 1999
6
approximately 1540-1596
6
1540?-1596
5
1821-1861
5
1846-1950
5
Jusqu'à 1846
5
1721-1782
4
1929
4
To 1899
4
1790-1858
3
1832-1918
3
1848-1860
3
1913-1994
3
1933-1945
3
21st century
3
Civil War, 1861-1865
3
War with Mexico, 1845-1848
3
-1857
2
1213-1276
2
1700-1799
2
1725-1781
2
1735-1788
2
1769 - 1770
2
1769-1770
2
1784-1830
2
1789-1858
2
1789-1869
2
1797-1851
2
1800-1999
2
1803-1880
2
1813-1854
2
1813-1890
2
1818-1891
2
1819-1889
2
1823-1861
2
more ...