Era
1939-1945
1,513
1939 - 1945
1,421
1961 - 1975
757
1961-1975
371
20th century
352
1914-1918
318
2003-2011
228
1914 - 1918
199
1900 - 1999
162
1900-1999
150
21st century
83
1950-1953
80
1922-
59
Since 2001
59
1921-
58
World War, 1939-1945
58
1919-
49
1924-
48
1925-
44
2000-2099
43
1991
40
1923-
39
1945-
38
Civil War, 1936-1939
38
1950 - 1953
37
1946-
36
War of 1812
35
1933-1945
34
1918-
33
1920-
31
Vietnam War, 1961-1975
29
1948-
27
1947-
26
Japanese occupation, 1942-1945
24
Since 2000
24
1942-
23
Forced removal and internment, 1942-1945
23
1915-
22
1940-
22
1944-
22
1916-
20
1937-1945
20
1943-
20
1917-
19
2000 - 2099
19
Vietnamese Conflict, 1961-1975
19
1846-1848
18
1918-1945
18
20e siècle
18
1890-1969
17
more ...