Civilization Social conditions History 75 Economic conditions 48 Social aspects 32 Politics and government 30 Popular culture 28 more ... National characteristics, American 27 Intellectual life 19 Political culture 17 Social life and customs 17 Influence 13 Ethnic relations 11 Social values 11 Foreign relations 10 Race relations 10 Relations 10 Economic history 9 International relations 9 Politics and culture 9 American influences 8 Cultural pluralism 8 Mass media 8 Community life 7 Manners and customs 7 African Americans 6 Description and travel 6 Hispanic Americans 6 Hispanic influences 6 Influence (Literary, artistic, etc.) 6 less ...