The Holocaust 31 Second World War 19 History 18 Jewish studies 16 20th century history: c 1900 to c 2000 10 European history 10 Social & cultural history 9 Genocide & ethnic cleansing 8 Literature & literary studies 7 Slovenia 7 Fascism & Nazism 6 Literature: history & criticism 6 Literary studies: general 5 21st century history: from c 2000 - 4 Cultural studies 4 General & world history 4 Historiography 4 Literary studies: from c 1900 - 4 Museology & heritage studies 4 Philosophy 4 Sociology & anthropology 4 Humanities 3 International human rights law 3 Literary studies: fiction, novelists & prose writers 3 Memory 3 Modern history to 20th century: c 1700 to c 1900 3 Oral history 3 Society & social sciences 3 War crimes 3 Adventure 2