History World War, 1939-1945 Politics and government 63 Campaigns 56 Social conditions 55 Holocaust, Jewish (1939-1945) 42 Atrocities 39 Social aspects 39 Jews 31 Public opinion 30 Social life and customs 30 World War, 1914-1918 28 Foreign relations 26 Social history 26 Social surveys 26 Mass society 25 Influence 22 Propaganda 22 National socialism 21 Underground movements 20 Women 20 History and criticism 19 Armed Forces 18 Economic aspects 17 Motion pictures and the war 16 Working class 16 Political aspects 15 Reconstruction (1939-1951) 15 Secret service 15 Ethnic relations 14