History 57 Politics and government 45 Social conditions 18 Civilization 16 Economic conditions 16 World politics 14 Foreign relations 12 more ... World War, 1939-1945 9 Political activity 8 African Americans 6 Emigration and immigration 6 Histoire 6 Jews 6 Communism 5 Minorities 5 Civil rights 4 Polish people 4 Race relations 4 Social life and customs 4 Civilian relief 3 Cold War 3 Economic aspects 3 Economic history 3 Education 3 Ethnic relations 3 Hungarians 3 Politique et gouvernement 3 Popular culture 3 Reconstruction (1939-1951) 3 Refugees 3 Relations extérieures 3 Slovaks 3 Social aspects 3 Societies, etc 3 15.85 history of America 2 Activité politique 2 Biography 2 Civilian war relief 2 Commerce 2 Conditions économiques 2 less ...