History 179 African Americans 100 Biography 89 Politics and government 76 Social conditions 51 Race relations 39 Social life and customs 38 more ... Presidents 31 Civil rights 28 Indians of North America 28 Foreign relations 27 International relations 27 Description and travel 26 Enslaved persons 25 Legislators 22 Soldiers 21 Manners and customs 20 Family 19 Families 18 Campaigns 17 Civil rights workers 17 Abolitionists 16 Slavery 16 Statesmen 16 African American abolitionists 15 Historians 15 African American women 14 Civil rights movements 14 Jews 14 Antislavery movements 12 less ...