Subject
United States Politics and government
63
United States Foreign relations
53
United States History
49
World War, 1939-1945
31
United States History Study and teaching
16
Presidents
11
World politics
10
Presidents Election
8
Anti-communist movements History
4
Cuba History
4
Political culture History
4
Cuba Foreign relations
3
Political leadership
3
Statesmen
3
United States Civilization
3
United States Military policy
3
African Americans History
2
Celebrities Political activity History
2
Civil rights
2
Civil rights movements History
2
Cold War
2
Communism
2
Far East History
2
History
2
Israel Foreign relations
2
Japan
2
Latin America Foreign relations
2
Mass media Political aspects History
2
Mass media and culture
2
Political activists History
2
Political and social views
2
Popular culture History
2
Public opinion
2
Race discrimination
2
Racism
2
Soviet Union Foreign relations
2
Sports
2
United States Economic policy
2
United States Foreign public opinion
2
United States Historia
2
African Americans Civil rights
1
African Americans Civil rights History
1
African Americans Social conditions
1
Agriculture and state
1
Appropriations and expenditures
1
Arms control History
1
Art History
1
Art Political aspects
1
Artificial satellites Social aspects
1
Atomic bomb Testing
1
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