History: earliest times to present day Social & cultural history 6 History of medicine 3 British & Irish history 2 General & world history 2 History of science 2 Second World War 2 20th century history: c 1900 to c 2000 1 European history 1 Gender studies, gender groups 1 Genocide & ethnic cleansing 1 Health systems & services 1 Historiography 1 History 1 History of sport 1 History of the Americas 1 History: theory & methods 1 Local history 1 Military history 1 Oral history 1 Postwar 20th century history, from c 1945 to c 2000 1 Psychiatry 1 Psychotherapy 1 Regional & national history 1 The Holocaust 1 Veterinary medicine 1