Communism -- 51 History -- 38 History 20 Politics and government -- 9 Foreign relations -- 6 Politics and government 5 Economic conditions -- 4 more ... Post-communism 4 Ethnic relations 3 World politics -- 3 History. -- 2 Post communism -- 2 Relations -- 2 Social conditions -- 2 Anti-communist movements -- 1 Case studies 1 Communism - Europe, Eastern -- 1 Communist Strategy -- 1 Communist parties 1 Communist parties -- 1 Communist state -- 1 Communists -- 1 Congresses -- 1 Counterinsurgency -- 1 Democracy -- 1 Espionage -- 1 Europe, Eastern -- 1 Guerrillas -- 1 History, Military 1 Insurgency -- 1 less ...