European history 30 Literature: history and criticism 26 Social & cultural anthropology, ethnography 24 Asian history 14 International relations 14 Literary studies: classical, early & medieval 13 Literary theory 12 Literary studies: c 1800 to c 1900 11 Literature: history & criticism 11 Literary studies: fiction, novelists & prose writers 9 Diplomacy 8 History of the Americas 7 Political science & theory 6 Warfare and defence 6 African history 5 Central government policies 5 History of medicine 5 History of other geographical groupings and regions 5 History of other lands 5 Middle Eastern history 5 Nuclear weapons 5 Political economy 5 Political structures: democracy 5 Politics & government 5 Sociology 5 Biography: general 4 Conservation of the environment 4 Feminism and feminist theory 4 Literary studies: ancient, classical and medieval 4 Migration, immigration & emigration 4