Radicalism Fiction 301 Poetry 56 Drama 44 History 35 Socialism 21 Labor and laboring classes 19 more ... Politics and government 17 Jews 16 Strikes and lockouts 14 Utopias 11 African Americans 10 History and criticism 10 Irish fiction 8 Social conditions 8 Communism 7 Political activity 7 American literature 6 Biography 6 Irish 6 Literary collections 6 Radicalisme 6 Social problems in literature 6 Anarchism 5 Authors, American 5 Italian Americans 5 Coal miners 4 Ethnic groups 4 Fascism 4 Polish people 4 Proletariat 4 Social problems 4 Theater 4 Working class 4 World War, 1939-1945 4 American drama 3 American poetry 3 Capitalism 3 College students 3 Education 3 less ...