Era
Colonial period, ca. 1600-1775
60
Revolution, 1775-1783
53
Revolution
22
1775-1865
12
18th century
11
20th century
10
19th century
8
To 1775
7
1865-1898
6
Civil War, 1861-1865
6
1732-1799
5
1775-1783
5
War of 1812
5
1783-1789
4
1783-1865
4
1789-1809
4
1809-1817
4
1877-1964
4
Constitutional period, 1789-1809
4
1783-1815
3
17th century
3
1809-1865
3
1863-1877
3
Confederation, 1783-1789
3
1759-1817
2
1760-1789
2
1761-1849
2
1792-1864
2
1800-1891
2
1885-1940
2
French and Indian War, 1755-1763
2
To 1763 (New France)
2
To 1846
2
United States
2
(1809-1865)
1
(1838-1865)
1
1547-1622
1
1567-1640
1
1575-1641
1
1603-1625
1
1643-1695
1
1644-1718
1
1661-1724
1
1663-1732
1
1684-1757
1
1686-1751
1
16th century
1
1707-1775
1
1710-1759
1
1714-1758
1
more ...