Politics and government Social conditions History 646 Economic conditions 450 Political aspects 121 Social aspects 117 Race relations 100 Political culture 98 Social change 88 Ethnic relations 80 African Americans 74 Political activity 74 Foreign relations 73 Civilization 55 Women 52 Economic policy 49 Social life and customs 47 Democracy 46 Influence 42 Civil rights 36 Intellectual life 36 Social conflict 31 Social movements 30 Nationalism 29 Presidents 29 Political participation 28 Government policy 27 Ethnic identity 26 Public opinion 26 Elite (Social sciences) 25