Era
1951-
3
20th century
2
Colonial period, ca. 1600-1775
2
To 1898
2
1580-1638
1
1592-1672
1
1620-1655
1
1775-1865
1
17th century
1
1820-1875
1
1854-1861
1
1861-1865
1
1865-1898
1
1865-1900
1
1865-1950
1
1873-1944
1
1898-1950
1
1898-1951
1
19th century
1
Civil War, 1861-1865
1
Revolution, 1775-1783
1
To 1775
1
To 1865
1