Era
Civil War, 1861-1865
7
Revolution, 1775-1783
5
19th century
4
20th century
4
18th century
3
1732-1799
2
1917-1963
2
400-1400
2
Colonial period, ca. 1600-1775
2
1066-1485 (Moyen Âge)
1
1066-1603
1
1172-1603
1
1644-1711
1
1661?-1731
1
1694-1768
1
1699-1777
1
1702-1775
1
1706-1790
1
1721-1793
1
1737-1809
1
1739-1823
1
1747-1792
1
1759-1817
1
1759-1850
1
1763-1867
1
1775-1865
1
1782-1862
1
1783-1815
1
1783-1865
1
1789
1
1789-1854
1
1792-1857
1
1792-1864
1
17th century
1
1804-1869
1
1807-1870
1
1808-1876
1
1808-1878
1
1809-1865
1
1812-1870
1
1813-1864
1
1815-1872
1
1819-1899
1
1820-1881
1
1837-1910
1
1865-1898
1
1882-1947
1
1884-1970
1
1888-1980
1
1892-1953
1
more ...