History 60,106
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Politics and government 16,518
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Social conditions 10,278
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History and criticism 9,016
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Social aspects 6,646
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Economic conditions 6,513
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Social life and customs 6,265
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Foreign relations 5,978
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Education 4,528
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Women 4,268
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Law and legislation 4,078
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Civilization 3,968
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African Americans 3,868
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Political aspects 3,775
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Description and travel 3,392
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Race relations 3,337
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Study and teaching 3,111
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Government policy 3,050
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Intellectual life 2,910
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World War, 1939-1945 2,758
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Presidents 2,752
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Research 2,458
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Antiquities 2,385
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Economic aspects 2,330
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Economic policy 2,319
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Music 2,269
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Criticism and interpretation 2,194
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Indians of North America 2,129
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Civil rights 2,014
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Religion 1,965
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Ethnic relations 1,853
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Emigration and immigration 1,769
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Jews 1,673
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Relations 1,671
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American literature 1,632
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Influence 1,610
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In literature 1,574
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Legal status, laws, etc 1,567
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Political activity 1,556
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Philosophy 1,534
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Religious aspects 1,533
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Church history 1,494
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Prevention 1,491
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Popular music 1,476
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Motion pictures 1,439
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Folk music 1,387
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Science 1,385
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Environmental aspects 1,365
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Law 1,341
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Historiography 1,340
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Democracy 1,327
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English language 1,280
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Management 1,275
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Education, Higher 1,228
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English literature 1,214
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Immigrants 1,193
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Public opinion 1,178
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Finance 1,163
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Campaigns 1,156
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Teachers 1,146
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Women and literature 1,137
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Universities and colleges 1,131
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Families 1,128
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Slavery 1,111
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Evaluation 1,105
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Nationalism 1,079
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Training of 1,051
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Frontier and pioneer life 1,050
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Theater 1,038
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Economic development 1,017
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Public administration 1,013
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Racism 1,006
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Employment 984
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Medical care 964
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Travel 959
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Colonies 941
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Constitutional law 940
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Social policy 930
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Minorities 924
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Technological innovations 919
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Popular culture 918
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Christianity 915
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National security 908
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History, Military 895
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Services for 892
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World War, 1914-1918 881
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Psychological aspects 879
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Political culture 876
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Commerce 875
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Political and social views 870
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Children 862
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Social change 856
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Terrorism 841
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Moral and ethical aspects 832
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Agriculture 827
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Folklore 817
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Military policy 817
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Literature and society 815
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Excavations (Archaeology) 808
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Armed Forces 801
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