Politics and government History 17,323 Social conditions 3,875 Foreign relations 3,322 Economic conditions 2,808 Political aspects 2,320 International relations 1,827 més ... Presidents 1,448 Democracy 1,407 Political activity 1,302 Race relations 1,291 Political culture 1,239 Economic policy 1,208 Nationalism 1,119 Ethnic relations 1,072 African Americans 1,006 Political parties 866 Diplomatic relations 784 Political participation 770 Economic history 736 Intellectual life 699 Social aspects 694 Elections 691 Jews 679 Influence 651 Relations 630 Social life and customs 621 Civilization 614 Civil rights 599 Political and social views 597 menys ...