Era
Civil War, 1861-1865
9
Revolution, 1775-1783
5
19th century
3
Civil War
3
1867-1946
2
1939-1945
2
World War, 1939-1945
2
1792-1844
1
1798-1884
1
1860-1941
1
1861-
1
1862-1863
1
1870-1959
1
1888-1976
1
1890-1974
1
1895-1972
1
1895-1993
1
1918-
1
20th century
1
Punitive Expedition into Mexico, 1916
1
Revolution, 1910-1920
1
Riots, 1877
1
War of 1898
1