Civilization History 574 History and criticism 127 English literature 59 Social conditions 59 Intellectual life 57 Politics and government 49 Social aspects 48 Popular culture 44 Social life and customs 42 Philosophy 25 Relations 24 Influence 23 Literature and society 20 Nationalism 20 Political aspects 20 Historiography 18 Colonies 17 Culture 17 Imperialism 17 American literature 16 American influences 15 British influences 15 European influences 14 National characteristics, British 14 Politics and culture 14 Social change 13 Study and teaching 13 Civilization, Modern 11 Foreign relations 11