Communism Politics and government History 74 Social conditions 13 Socialism 11 Economic conditions 6 Social aspects 6 Economic policy 5 Political culture 5 Addresses, essays, lectures 4 Influence 4 Political activity 4 Post-communism 4 Right and left (Political science) 4 Cold War 3 Foreign relations 3 Internal security 3 Labor and laboring classes 3 National socialism 3 Political parties 3 Political persecution 3 Radicalism 3 Relations 3 Revolutionaries 3 Anti-communist movements 2 Espionage, Soviet 2 Fascism 2 Group identity 2 Ideology 2 Intellectual life 2