Psychological aspects Social conditions Social aspects 15 History 13 Women 7 Psychology 6 Body, Human 5 National socialism 5 Mass society 4 Public opinion 4 Slavery 4 Social history 4 Social surveys 4 African Americans 3 Politics and government 3 Racism 3 Unemployed 3 Unemployment 3 World War, 1939-1945 3 Aerial operations, German 2 Bombing, Aerial 2 Discrimination in law enforcement 2 Emigration and immigration 2 Ethnic relations 2 Gas masks 2 Health aspects 2 Historiography 2 Holocaust, Jewish (1939-1945) 2 Human body 2 Identity 2