Era
19th century
167
20th century
121
1800-1899
73
1900-1999
29
Colonial period, ca. 1600-1775
22
Civil War, 1861-1865
21
Revolution, 1775-1783
19
1600-1775
15
1775-1783
14
1870-1957
13
1861-1865
11
1894
11
1843-1916
10
1899
10
1804-1864
9
1893
9
1895
9
1896
9
1807-1892
8
1819-1892
8
1807-1882
7
1887
7
1890
7
1892
7
18th century
7
1904
7
1907
7
1564-1616
6
1700-1799
6
1800 - 1899
6
1817-1862
6
1835-1894
6
1835-1910
6
1838-1905
6
1900
6
To 1775
6
1775 - 1783
5
1800-1999
5
1803-1882
5
1809-1865
5
1830-1886
5
1876
5
1897
5
1901
5
1902
5
1903
5
1914-1918
5
16th century
4
1732-1799
4
1775
4
more ...