Fascism & Nazism 29 European history 10 Second World War 9 20th century history: c 1900 to c 2000 7 Literature: history & criticism 6 Politics & government 6 The Holocaust 6 History 4 General & world history 3 Jewish studies 3 Society & social sciences 3 Sociology 3 Austria 2 Biography: historical, political & military 2 Collected biographies 2 Exhibition catalogues & specific collections 2 Genocide & ethnic cleansing 2 History of science 2 Marxism & Communism 2 Media studies 2 Oral history 2 Political science & theory 2 Political structures: totalitarianism & dictatorship 2 Reference, information & interdisciplinary subjects 2 Social & cultural history 2 Social & political philosophy 2 Social theory 2 Social, group or collective psychology 2 Sociology & anthropology 2 21st century history: from c 2000 - 1