History 119 Military participation 19 Social aspects 14 Politics and government 13 Influence 11 Collective memory 10 Foreign relations 10 more ... Literature and the war 9 Refugees 9 Participation, American 8 Participation, Foreign 8 Campaigns 7 Communism 7 Diplomatic history 7 History and criticism 7 Spanischer Bürgerkrieg 7 World War, 1939-1945 7 British 6 Influence (Literary, artistic, etc.) 6 Participation, British 6 Political aspects 6 Public opinion 6 War and literature 6 Anti-fascist movements 5 Causes 5 Diplomatic relations 5 Foreign 5 Historiography 5 Military campaigns 5 Political refugees 5 less ...