Economic conditions History Social conditions 256 Politics and government 179 Economic history 107 Histoire 89 Conditions économiques 87 more ... Race relations 44 African Americans 43 Conditions sociales 43 Social aspects 32 Social life and customs 32 Politique et gouvernement 27 Foreign relations 24 Slavery 23 Political activity 20 Civilization 19 Ethnic relations 17 Political aspects 16 Social change 15 Colonies 14 Land tenure 14 15.85 history of America 13 Agriculture 13 Commerce 13 Frontier and pioneer life 13 Social classes 13 Depressions 12 Indians of South America 12 Social conflict 12 less ...