World War, 1939-1945 History 34 Campaigns 19 Atrocities 8 Holocaust, Jewish (1939-1945) 7 Jews 5 National socialism 5 Secret service 5 Equipment and supplies 4 Jewish families 4 Naval operations 4 Collective memory 3 Journalists 3 Military weapons 3 Social change 3 Social conditions 3 Aerial operations, American 2 Children of Holocaust survivors 2 Concentration camps 2 Cryptography 2 Death and burial 2 Espionage, German 2 Intellectual life 2 Journalism, Military 2 Merchant marine 2 Military art and science 2 Military campaigns 2 Military intelligence 2 Naval operations, British 2 Prisoners and prisons, German 2