History World War, 1939-1945 Holocaust, Jewish (1939-1945) 7 Jews 5 United States 5 Atrocities 4 Campaigns 4 Foreign relations 4 Public opinion 3 Refugees 3 Secret service 3 Social aspects 3 World War II 3 Armed Forces 2 Children 2 Cryptography 2 Government policy 2 Great Britain 2 Historiography 2 Holocaust 2 Imperialism 2 Jewish ghettos 2 Material culture 2 National socialism 2 Nazi concentration camps 2 Poland 2 Political activity 2 Prisoners and prisons 2 Prisoners of war 2 Psychological aspects 2