Influence Memory Social aspects 27 History 21 Collective memory 12 Social conditions 7 Holocaust, Jewish (1939-1945) 6 Political aspects 6 Historiography 5 World War, 1914-1918 5 National characteristics, American 4 Veterans 4 Vietnam War, 1961-1975 4 War and society 4 African Americans 3 Moral and ethical aspects 3 Political culture 3 Psychological aspects 3 Public opinion 3 Race relations 3 Civilization 2 Ethnic relations 2 Genocide 2 Intellectual life 2 Judaism 2 Monuments 2 Politics and government 2 Popular culture 2 Religious aspects 2 Repentance 2