World War, 1939-1945 History 86 Campaigns 39 Holocaust, Jewish (1939-1945) 30 Jews 19 Atrocities 18 Concentration camps 18 more ... Naval operations, British 17 Aerial operations 15 Japanese Americans 11 African American air pilots 9 Documentary films 9 Rescue 9 African Americans 8 War criminals 8 City dwellers 7 Criminal investigation 7 Effects of war on 7 Equipment and supplies 7 Evacuation and relocation, 1942-1945 7 Nazi hunters 7 Social aspects 7 Aerial operations, American 6 Military weapons 6 Underground movements 6 War work 6 Weapons systems 6 African American soldiers 5 Civil rights 5 Comfort women 5 less ...