History 709 Politics and government 108 Histoire 82 African Americans 68 Social conditions 66 Slavery 62 Social aspects 52 more ... Antislavery movements 50 Social life and customs 45 Emigration and immigration 44 History and criticism 41 Painting, American 41 Race relations 40 Painting, Modern 38 Immigrants 35 Description and travel 34 Enslaved persons 32 Women 30 Abolitionists 28 American literature 26 Exhibitions 26 Biography 24 Political aspects 23 Soldiers 22 Travel 22 Art, American 21 Indians of North America 21 Presidents 21 Economic conditions 20 Influence 19 Civilization 18 Emancipation 17 Art, Modern 16 German Americans 16 Physicians 16 history 16 Authors, American 15 Descriptions et voyages 15 Fugitive slaves 15 Irish Americans 15 less ...