History 44 Foreign relations 17 Civilization 9 Asiatisch-pazifischer Raum 8 Politics and government 7 Antiquities 5 Description and travel 5 Ethnology 5 Industrie 5 Relations 5 Social life and customs 5 Textbooks 5 World War, 1939-1945 5 Economic conditions 4 Economic history 4 Historiography 4 Study and teaching 4 Territory, National 4 Tombs 4 Boundaries 3 Chemical industry 3 Drugs 3 Economic aspects 3 Ethnic relations 3 History and criticism 3 Industries 3 International economic relations 3 International status 3 Klein- und Mittelunternehmen 3 Kleinbedrijf 3