History 18 Politics and government 14 City planning 4 Economic conditions 4 Political aspects 4 Architecture 3 History and criticism 3 more ... Political corruption 3 Political ethics 3 Social conditions 3 Social ethics 3 Artists 2 Civilization 2 Democracy 2 Emigration and immigration 2 Foreign relations 2 International relations 2 Italian literature 2 Liberty 2 Motion pictures 2 Social change 2 89.35 democracy 1 89.50 political processes: general 1 Architecture, Modern 1 Art, American 1 Attitudes 1 Automobile industry and trade 1 Buildings 1 Buildings, structures, etc 1 Cooperative societies 1 less ...