Subject
- Social conditions19
- International relations18
- Political participation18
- Colonies16
- Government policy16
- Conservatism14
- United States. Central Intelligence Agency14
- Democratization13
- Civil rights12
- Political and social views12
- Political culture12
- Cold War (1945-1989)11
- Communist parties11
- Presidents11
- Fascism10
- Immigrants10
- Social aspects10
- Social movements10
- Spies10
- Decolonization9