History 110 Colonies 58 Slavery 28 Discovery and exploration 25 Slave trade 20 Politics and government 14 Relations 14 Indians of North America 12 Civilization 11 Emancipation 11 Slaves 11 Foreign relations 9 Slavery in literature 9 Social conditions 8 Administration 7 Spanish 7 Colonization 6 Commerce 6 Emigration and immigration 6 First contact with Europeans 6 History and criticism 6 Indians 6 Race relations 6 Blacks 5 British 5 Economic conditions 5 French 5 Government relations 5 African influences 4 Early accounts to 1600 4 Economic aspects 4 European influences 4 Historiography 4 Imperialism 4 African Americans 3 Africans 3 Antislavery movements 3 Ethnic identity 3 Explorers 3 In literature 3 Influence 3 Populism 3 Territorial expansion 3 Travel 3 African diaspora 2 Antiquities 2 Aztecs 2 Causes 2 Colonists 2 Commercial policy 2 Communication and culture 2 Democracy 2 Description and travel 2 Frontier and pioneer life 2 Genealogy 2 Geography 2 Great Britain 2 Indians of Mexico 2 Indians of South America 2 Indians of the West Indies 2 Industrial revolution 2 Intellectual life 2 International trade 2 Land tenure 2 Landslides 2 Law and legislation 2 Legal status, laws, etc 2 Literacy 2 Political aspects 2 Political culture 2 Political participation 2 Psychological aspects 2 Public opinion 2 Race identity 2 Regionalism 2 Sex role 2 Slave insurrections 2 Social aspects 2 Sources 2 Spaniards 2 Wars 2 Women slaves 2 ANTIQUITIES 1 Abolitionists 1 Accounting 1 Addresses, essays, lectures 1 African American music 1 African American philosophy 1 Alliances 1 America in literature 1 American fiction 1 American influences 1 American literature 1 Anti-globalization movement 1 Appreciation 1 Art 1 Arts, Modern 1 Attitudes 1 Avalanches 1 Books and reading 1