Research & information: general 14 European history 13 Social & cultural history 8 Humanities 7 History of the Americas 6 Social interaction 6 Spain 5 Gender studies, gender groups 4 History of medicine 4 Modern history to 20th century: c 1700 to c 1900 4 Development economics & emerging economies 3 Education 3 History 3 History of engineering & technology 3 Media studies 3 Migration, immigration & emigration 3 Social & cultural anthropology, ethnography 3 Society & social sciences 3 Business & management 2 Early modern history: c 1450/1500 to c 1700 2 Economics, finance, business & management 2 Entrepreneurship 2 History of science 2 Literary studies: plays & playwrights 2 Medicine 2 Naval forces & warfare 2 Peace studies & conflict resolution 2 Political science & theory 2 Political structure & processes 2 Public administration 2