History 372 Politics and government 226 Slavery 106 Social conditions 56 Race relations 52 African Americans 47 Enslaved persons 43 more ... Social life and customs 40 Political aspects 34 Plantation life 33 Manners and customs 32 Secession 27 Civilization 26 Economic conditions 23 Intellectual life 19 Social aspects 19 Antislavery movements 18 Slaveholders 18 Constitutional history 17 Political activity 17 Political culture 17 Causes 16 Church history 14 Political parties 14 Frontier and pioneer life 12 Elite (Social sciences) 11 Justification 11 Statesmen 11 History and criticism 10 Legislators 10 less ...