Politics and government History 20,494 Foreign relations 4,143 Social conditions 4,131 Economic conditions 3,103 Political aspects 2,368 Presidents 1,791 more ... Democracy 1,556 Political activity 1,350 Political culture 1,331 Elections 1,326 Economic policy 1,320 Race relations 1,253 Nationalism 1,214 Ethnic relations 1,108 Political parties 1,047 African Americans 1,025 Political science 868 Jews 790 Colonies 786 Civil rights 746 Influence 734 Social aspects 714 Intellectual life 701 Relations 680 Social life and customs 665 Political and social views 661 Political participation 636 Civilization 627 Constitutional history 624 less ...