History 2,740 Politics and government 1,367 Social conditions 504 Indians of South America 474 Civilization 470 Social life and customs 431 Description and travel 280 more ... Race relations 230 Foreign relations 209 Black people 207 Blacks 189 Economic conditions 179 Historiography 146 Intellectual life 139 Immigrants 111 Manners and customs 111 Politicians 108 Emigration and immigration 100 Racism 98 Relations 98 Government relations 97 Travel 89 Presidents 86 Jews 84 Political activity 84 Social aspects 75 Dictatorship 73 Race identity 72 Ethnic relations 71 Education 70 less ...