Oral history 47 History 20 History of the Americas 17 Social & cultural history 13 Social & cultural anthropology, ethnography 11 Austria 10 European history 10 Sociology 10 Social and cultural history 9 20th century history: c 1900 to c 2000 8 20th century, c 1900 to c 1999 8 Cultural studies 8 The Holocaust 8 Ethnic studies 7 Second World War 7 Anthropology 6 Economics 6 General and world history 6 German 6 Indigenous peoples 6 Politics & government 6 Rural communities 6 Social and cultural anthropology 6 African history 5 Folklore, myths & legends 5 Genocide & ethnic cleansing 5 History: earliest times to present day 5 Humanities 5 Music 5 Public health & preventive medicine 5