Politics and government History 947 Slavery 347 Politique et gouvernement 316 Presidents 201 Foreign relations 180 Causes 129 more ... Histoire 104 Social conditions 103 African Americans 94 Colonies 89 Extension to the territories 79 Statesmen 73 Economic conditions 71 Secession 71 Election 70 Sources 67 Legislators 65 Citizenship 58 Description and travel 57 Campaign literature 53 Jews 52 Reconstruction 52 Diplomatic relations 51 Social life and customs 50 Political parties 49 Race relations 48 Political activity 47 Speeches in Congress 47 Democracy 46 Democratic 45 Republican 45 Political aspects 44 Revolution 43 Political science 42 Biography 41 Americanization 39 Constitutional history 39 Controversial literature 39 Relations extérieures 38 less ...