History 76 Slavery 54 Politics and government 35 Slaves 14 Antislavery movements 13 Colonies 13 Economic conditions 12 more ... Slave trade 12 Social conditions 12 African Americans 4 Commerce 4 Description and travel 4 Emancipation 4 Foreign relations 4 Law and legislation 4 Blacks 3 Colonization 3 Fugitive slaves 3 Social life and customs 3 Speeches, addresses, etc., English 3 Agriculture 2 American poetry 2 Appropriations and expenditures 2 Budget 2 Church and state 2 Church history 2 Courts-martial and courts of inquiry 2 Education 2 History, Modern 2 In literature 2 less ...