Memory Social aspects 26 Social conditions History 21 Influence 7 Ethnic relations 5 Political aspects 5 African Americans 4 Collective memory 4 Historiography 4 Politics and government 4 City promotion 3 Civilization 3 Intellectual life 3 National characteristics, American 3 Race relations 3 Reconstruction (U.S. history, 1865-1877) 3 Social life and customs 3 World War, 1939-1945 3 African American leadership 2 Capitalism 2 Cultural pluralism 2 Families 2 Festivals 2 Fugitive slaves 2 Government, Resistance to 2 Group identity 2 Minorities 2 Participation, African American 2 Political culture 2