History 80 Politics and government 21 Ecclesiastical geography 11 Economic conditions 11 World War, 1939-1945 11 Education 10 Italian language 10 Tithes 10 Fascism 9 History and criticism 9 Periodicals 9 Civilization 8 Congresses 8 Industries 8 Criticism and interpretation 7 Social conditions 7 Italian literature 6 Underground movements 6 Communism 5 Labor unions 5 Political activity 5 Antiquities 4 Dialects 4 Exhibitions 4 Mathematical models 4 Social aspects 4 Social life and customs 4 Socialism 4 Biography 3 Description and travel 3