History 123 Social aspects 39 Social conditions 31 Politics and government 24 Sociology 24 Philosophy 22 Economic conditions 16 Political aspects 14 Political science 13 Social life and customs 13 Addresses, essays, lectures 12 Ethnology 11 Foreign relations 11 Women 11 Social sciences 10 Democracy 9 Economics 9 Public opinion 9 Science 9 Civilization 8 Technology 8 Case studies 7 Culture 7 Economic policy 7 Liberalism 7 Race relations 7 Capitalism 6 Economic aspects 6 History and criticism 6 Methodology 6