World War, 1939-1945 History 360 Guerre mondiale, 1939-1945 172 Campaigns 166 Foreign relations 89 Politics and government 66 Holocaust, Jewish (1939-1945) 65 more ... Jews 60 Diplomatic history 55 Weltkrieg 49 Histoire 45 Causes 44 Fiction 41 Aerial operations, American 40 Concentration camps 34 Secret service 34 Underground movements 33 Personal narratives, American 32 Atrocities 30 Japanese Americans 30 Military campaigns 30 World War, 1914-1918 30 Women 29 Pictorial works 28 Photography 26 Campagnes et batailles 25 Forced removal and internment, 1942-1945 25 Peace 25 Rescue 25 Propaganda 24 less ...