Era
Revolution, 1775-1783
187
Civil War, 1861-1865
174
19th century
134
1775-1783
119
1861-1865
116
Colonial period, ca. 1600-1775
105
To 1775
95
20th century
91
18th century
90
1775-1865
67
Revolution
41
War of 1812
38
1815-1861
32
1809-1865
31
1865-1950
29
1783-1865
28
1783-1809
26
1760-1789
23
1809-1817
20
1857-1861
20
Civil War
20
1945-
18
French and Indian War, 1755-1763
17
1732-1799
16
17th century
16
1783-1789
15
1918-1945
15
1743-1826
14
1789-1809
14
1933-1945
14
To 1865
13
1854-1861
12
1789-1797
11
1812-1815
11
1865-1900
11
1755-1763
10
1760-1820
10
1783-1815
10
1865-1877
10
1945-1953
10
1789-1815
8
1797-1801
8
1849-1877
8
1863-1877
8
Revolution, 1789-1799
8
1865-
7
1865-1869
7
1865-1898
7
1865-1933
7
1900-1999
7
more ...