Era
20th century
47
1898-1951
18
1951-
15
19th century
13
21st century
6
Revolution, 1775-1783
5
1882-1947
4
18th century
4
1929
4
Civil War, 1861-1865
4
Colonial period, ca. 1600-1775
4
To 1898
4
1775-1865
3
1901-1953
3
1592-1672
2
1865-1898
2
Conspiracy of 1741
2
Revolution, 1959
2
1580-1638
1
1620-1655
1
1763-1848
1
1776-1822
1
1783-1865
1
1791-1883
1
17th century
1
1815-1861
1
1819-1891
1
1819-1892
1
1820-1841
1
1820-1875
1
1822-1895
1
1822-1903
1
1823-1878
1
1824-1898
1
1832-1899
1
1834-1904
1
1849-1861
1
1856-1930
1
1859-1935
1
1860-1951
1
1869-1929
1
1871-1951
1
1873-1947
1
1888-1953
1
1888-1981
1
1889-1957
1
1892-1962
1
1895-1981
1
1899-1932
1
1901-1935
1
more ...