History 156 Politics and government 28 Causes 13 Participation, American 12 Refugees 8 Influence 7 Women 7 more ... Atrocities 6 Foreign relations 6 International relations 6 Manners and customs 5 Participation, Foreign 5 Public opinion 5 Social life and customs 5 Americans 4 Communism 4 Foreign public opinion, American 4 History and criticism 4 Intellectual life 4 Literature and the war 4 Participation, British 4 Prisoners and prisons 4 Social aspects 4 Womyn 4 Anti-fascist movements 3 British 3 Concentration camps 3 Diplomatic history 3 Foreign public opinion, British 3 Participation, Female 3 less ...