Communism 218 Politics and government 28 History 27 African Americans 21 Civil rights 15 Subversive activities 12 World War, 1939-1945 12 more ... Histoire 11 Communist 8 Labor unions 8 Race relations 8 Social conditions 8 Labor and laboring classes 7 Nationalism 7 Personal narratives 7 Political activity 7 Communists 6 Economic conditions 5 Anti-communist movements 4 Biography 4 Campaign literature, 1948 4 Communist trials 4 Economic history 4 Foreign relations 4 Internal security 4 Religion 4 Clergy 3 Congresses 3 Emigration and immigration 3 Intellectual life 3 Jews 3 Labor unions and communism 3 Motion pictures 3 Propaganda, Communist 3 Socialism 3 Ukrainians 3 Youth 3 Activité politique 2 Civilization 2 Coal miners 2 less ...