History 625 Social conditions 187 African Americans 165 Politics and government 136 Histoire 121 Race relations 107 General 87 more ... HISTORY 76 Social aspects 72 Architecture 70 SOCIAL SCIENCE 70 Buildings, structures, etc 67 State & Local 54 History and criticism 52 Economic conditions 43 Midwest (IA, IL, IN, KS, MI, MN, MO, ND, NE, OH, SD, WI) 42 Indians of North America 41 Antiquities 39 POLITICAL SCIENCE 38 Social life and customs 37 City planning 35 Immigrants 34 Intellectual life 34 Noirs américains 34 Civil rights 33 Political activity 32 Art 31 Education 31 Emigration and immigration 28 Working class 28 less ...