Other
Civil War, 1861-1865
437
19th century
238
20th century
237
1911-1920
120
1901-1910
82
1917-1963
46
1921-1930
45
1931-1940
33
Revolution, 1775-1783
31
To 1901
31
1961-1963
27
1945-1989
22
1925-1968
17
1933-1945
17
1941-1950
17
18th century
16
1839-1876
15
1896-1940
15
21st century
15
1866-1895
14
1887-1986
14
1894-1973
14
1903-1977
14
1908-1957
13
1945-
12
1809-1865
11
1963-1969
11
War of 1812
11
1918-1945
10
1861-1865
9
1928-
9
1932-2009
9
1850-1904
8
1865-1918
8
1878-1942
8
1888-1953
8
1925-2008
8
approximately 1823-1896
8
1823-1867
7
1831-1888
7
1873-1944
7
1888-1969
7
1900-1948
7
1929-1982
7
1929-1994
7
1783-1865
6
1815-1861
6
1865-1898
6
1872-1946
6
1890-1995
6
more ...