Era
20th century
118
Civil War, 1861-1865
81
19th century
75
18th century
32
1900-1999
28
Colonial period, ca. 1600-1775
23
Revolution, 1775-1783
23
1882-1941
19
1800-1899
17
Civil War, 1936-1939
13
17th century
9
Elizabeth, 1558-1603
9
21st century
8
Civil War, 1642-1649
8
German occupation, 1940-1945
7
1843-1916
6
1933-1945
6
1533-1603
5
1775-1817
5
1775-1865
5
1815-1861
5
War of 1812
5
16th century
4
1700-1799
4
1768-1849
4
1857-1924
4
1865-1898
4
1910-1946
4
Constitutional period, 1789-1809
4
Louis XIV, 1643-1715
4
Revolution, 1910-1920
4
To 1500
4
1412-1431
3
1640-1689
3
1661?-1731
3
1693?-1756
3
1771-1832
3
1800-1999
3
1812-1870
3
1819-1880
3
1835-1910
3
1885-1930
3
1897-1962
3
1909-2001
3
1910-1921
3
Charles I, 1625-1649
3
Charles II, 1660-1685
3
Charles VII, 1422-1461
3
Commonwealth and Protectorate, 1649-1660
3
Conquest, 1519-1540
3
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