Era
Revolution, 1775-1783
17
1829-1906
11
19th century
9
Colonial period, ca. 1600-1775
9
20th century
8
18th century
6
Civil War, 1861-1865
6
1730-1794
5
1775-1783
5
1933-1945
5
Revolution, 1848-1849
5
1690-1768
4
1775-1783 (Révolution)
4
1600-1775
3
1811-1860
3
1848-1869
3
1918-1945
3
1651-1719
2
1667?-1708
2
1700-1799
2
1711-1787
2
1746-1807
2
1757-1847
2
1783-1848
2
17th century
2
1807-1899
2
1811-1887
2
1819-1888
2
1843-
2
1847-1902
2
1865-
2
1865-1918
2
1865-1933
2
1892-1971
2
1917-
2
1644-1718
1
1672-1723
1
1676-1740
1
1680-1749
1
1696-1752
1
1709-1746
1
1715-1763
1
1721-1780
1
1732-1799
1
1744-1807
1
1755-1843
1
1758-1828
1
1763-1791
1
1766-1862
1
1769-1838
1
more ...