Communism 98 Communists 31 History 23 Politics and government 23 Anti-communist movements 22 Communist 20 African Americans 13 more ... Political activity 11 Propaganda, Anti-communist 11 Periodicals 10 Communist trials 8 Biography 7 Communist countries 7 Labor unions 7 Catholic Church 6 Propaganda, Communist 6 Campaign literature, 1940 5 Civil rights 5 Communism and Christianity 5 Communist Trial, New York, N.Y., 1949 5 Jews 5 Socialism 5 World War, 1939-1945 5 African American communists 4 Antisemitism 4 Campaign literature, 1948 4 Foreign relations 4 Internal security 4 Labor and laboring classes 4 Russians 4 Social conditions 4 Communist strategy 3 Depressions 3 Fascism 3 Personal narratives 3 Polish Americans 3 Polish people 3 Radicalism 3 Societies, etc 3 Sources 3 less ...