History 206 Foreign relations 73 Politics and government 64 Social aspects 62 History and criticism 58 Social conditions 52 Law and legislation 42 more ... Political aspects 40 Education 37 Government policy 35 Race relations 34 African Americans 33 Study and teaching 31 Economic conditions 26 Prevention 25 Civilization 24 Women 21 Relations 20 Universities and colleges 18 American literature 17 Management 17 Popular culture 17 Presidents 17 Economic aspects 16 National security 16 Philosophy 16 Racism 16 Criticism and interpretation 15 Educational leadership 15 Civil rights 14 less ...