Memory Social aspects 39 History 31 Historiography 25 Holocaust, Jewish (1939-1945) 17 Psychological aspects 13 Philosophy 12 Influence 11 Political aspects 10 Civilization 8 Collective memory 8 Nationalism 7 Political culture 5 World War, 1939-1945 5 Memorials 4 National characteristics, French 4 Social conditions 4 Symbolism 4 Holocaust memorials 3 Holocaust, Jewish (1939-1945), in literature 3 Monuments 3 National socialism 3 Politics and government 3 Public history 3 War memorials 3 Biography 2 Bloody Sunday, Derry, Northern Ireland, 1972 2 Causes 2 Holocaust, Jewish (1939-1945), in motion pictures 2 Moral and ethical aspects 2