History 45 Jews 21 Holocaust, Jewish (1939-1945) 16 Ethnic relations 15 World War, 1939-1945 9 History and criticism 6 Politics and government 6 Antisemitism 5 Persecutions 5 Social conditions 5 Foreign relations 4 Holocaust survivors 4 Intellectual life 4 Music 4 Social aspects 4 Church and state 3 Political aspects 3 Social life and customs 3 Atrocities 2 Church history 2 Civilization 2 Communism 2 Concentration camps 2 Cultural assimilation 2 Ethnicity 2 Forced labor 2 Influence 2 Jewish authors 2 Jews, Polish 2 Moral and ethical aspects 2