Economic conditions Social conditions 535 History 387 African Americans 336 Politics and government 323 Race relations 178 Indians of North America 99 more ... Foreign relations 88 Economic aspects 85 Civilization 76 Slavery 68 Employment 63 Economic history 51 Social aspects 49 Social life and customs 45 Economic policy 40 Civil rights 39 Ethnic relations 38 Depressions 36 New Deal, 1933-1939 34 African American businesspeople 33 Racism 33 African-Americans 32 Emigration and immigration 31 Description and travel 30 Government relations 29 Conditions économiques 28 Minorities 28 Land tenure 25 Relations 25 less ...