Era
Civil War, 1861-1865
13
1939-1945
3
1933-1945
2
1979-1981
2
1861 - 1865
1
1861-1865
1
1866-1895
1
1917-
1
1933-
1
1934-
1
1939 - 1945
1
1945 - 1949
1
1979 - 1981
1
19th century
1
Civil War, 1994
1
Early works to 1800
1
Forced removal and internment, 1942-1945
1
Since 1917
1
Since 1933
1
Since 1934
1