Political aspects History 80 Slavery 47 Politics and government 46 Race relations 18 Social aspects 18 African Americans 11 more ... Afro-Americana 11 Social conditions 10 %SP3 9 Aspect politique 9 Economic aspects 9 Historiography 9 Political and social views 9 Antislavery movements 8 Ethnicity 7 Extension to the territories 7 Histoire 7 Philosophy 7 Political activity 7 Presidents 7 Education 6 English language 6 Ethnic relations 6 History and criticism 6 Influence 6 Nationalism 6 Political culture 6 Secession 6 Causes 5 Enslaved persons 5 Language policy 5 Minorities 5 Racism 5 Campaign literature 4 Conservatism 4 Cultural pluralism 4 Economic conditions 4 Education, Higher 4 English-only movement 4 less ...