History 1,473 Politics and government 566 Social conditions 320 Social life and customs 236 African Americans 228 Description and travel 218 Race relations 200 more ... Foreign relations 184 Civilization 157 Economic conditions 121 Indigenous peoples 116 Relations 89 Frontier and pioneer life 86 Ethnic relations 76 Intellectual life 68 Antiquities 60 Civil rights 56 Slavery 49 Jews 48 Women 47 Social aspects 42 Puritans 40 Maya 39 Discovery and exploration 38 Colonies 37 Political activity 37 Gender identity 36 Immigrants 36 Mexican Americans 35 Nationalism 34 less ...