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History 183 Social aspects 71 History and criticism 67 Philosophy 35 Social conditions 33 Politics and government 30 Political aspects 24 Research 22 Criticism and interpretation 17 Government policy 16 Women 16 Economic conditions 15 Indigenous peoples 15 Psychological aspects 14 Social life and customs 13 City planning 12 Motion pictures 12 Study and teaching 12 Economic aspects 11 Education 11 Methodology 11 Influence 10 Education, Higher 9 Emigration and immigration 9 English literature 9 Federal government 9 Jews 9 Law 9 Law and legislation 9 Management 9