History 95 Foreign relations 22 Politics and government 14 Civilization 13 History and criticism 9 Antiquities 8 Asiatisch-pazifischer Raum 8 Historiography 8 Description and travel 7 Ethnology 7 Relations 7 World War, 1939-1945 7 6 Social conditions 6 Economic aspects 5 Industrie 5 International status 5 Koreans 5 Territory, National 5 Textbooks 5 Tombs 5 African Americans 4 Economic conditions 4 Economic history 4 Ethnic relations 4 Nationalism 4 Social life and customs 4 Study and teaching 4 Authors, American 3 Biography 3