History 38 Politics and government 29 Civilization 16 Social conditions 16 Economic conditions 14 World politics 14 Foreign relations 12 more ... World War, 1939-1945 7 African Americans 6 Jews 6 Communism 5 Histoire 5 Minorities 5 Civil rights 4 Emigration and immigration 4 Polish people 4 Political activity 4 Race relations 4 Social life and customs 4 Cold War 3 Economic aspects 3 Education 3 Ethnic relations 3 Popular culture 3 Reconstruction (1939-1951) 3 Refugees 3 Relations extérieures 3 Social aspects 3 15.85 history of America 2 Biography 2 Congresses 2 Cultural pluralism 2 Culture populaire 2 Depressions 2 Diplomatic relations 2 Government policy 2 Industries 2 Intellectual life 2 Judaism 2 Oral history 2 less ...