Era
19th century
5
20e siècle
5
20th century
5
1700-1899
3
18th century
3
19e siècle
3
Revolution, 1775-1783
3
1600-1783
2
1775-1783 (Révolution)
2
1800-1999
2
1900-1999
2
Colonial period, ca. 1600-1775
2
1730?-1788
1
1738-1820
1
1775-1783
1
1798-1863
1
1839-1906
1
1861-1865
1
1861-1865 (Guerre de Sécession)
1
1875-1918
1
1882-1945
1
18e siècle
1
1900-2099
1
1922-2000
1
1946-
1
21e siècle
1
21st century
1
Civil War, 1861-1865
1
Geschichte 1890-1945
1
Pennsylvania
1
approximately 1823-1896
1
ca 1600-1775 (Période coloniale)
1