Intellectual life History 42 Civilization 11 Enlightenment 10 Social aspects 7 Civilization, Modern 5 Politics and government 5 History and criticism 4 Influence 4 Intellectuals 4 World War, 1914-1918 4 Books and reading 3 Economic conditions 3 Jews 3 Learning and scholarship 3 Philosophy 3 Philosophy, Modern 3 Renaissance 3 Science 3 Bibliography 2 Civilization, Western 2 Congresses 2 Culture diffusion 2 Emigration and immigration 2 Ethnic relations 2 European War, 1914-1918 2 European federation 2 Foreign relations 2 Group identity 2 Historiography 2