Social aspects History 919 Social conditions 404 Race relations 242 African Americans 207 Politics and government 164 Political aspects 157 more ... Popular culture 135 Civilization 127 Influence 119 Social life and customs 108 Race identity 103 Racism 90 National characteristics, American 87 Ethnic identity 82 Ethnic relations 81 Intellectual life 73 Memory 71 Psychological aspects 69 Soldiers 69 Slavery 65 Emigration and immigration 63 Political culture 60 Slaves 58 Cold War 55 Foreign relations 54 Economic aspects 52 Economic conditions 49 Indians of North America 49 Civil rights 46 less ...