21 History 6 Description and travel 6 Socialism 5 Politics and government 4 Communism 3 Christian socialism 3 Intellectual life 2 Botany 2 British 2 Civilization 2 Czechs 2 Economic conditions 2 Jews 2 National socialism 2 Working class 1 Actors 1 Antisemitism 1 Arabic language 1 Austro-Turkish War, 1683-1699 1 Bronzes 1 Bronzes, Italian 1 Bronzes, Renaissance 1 Brothers and sisters 1 Chastity 1 Cities and towns 1 Citizenship 1 Civilization, Modern 1 Commerce 1 Constitutional history 1 Dialects