History 595 Colonies 312 Discovery and exploration 262 Discoveries in geography 207 Spanish 112 Spanish colonies 94 History and criticism 85 more ... British colonies 81 Indians 80 Indians of North America 80 Administration 77 Antiquities 72 Description and travel 66 Slavery 52 Politics and government 49 Colonization 47 Civilization 45 Explorers 44 Black people 34 Historiography 34 Indians of South America 33 Commerce 32 Indians, Treatment of 31 African Americans 30 First contact with other peoples 30 International relations 30 Race relations 30 Relations 30 Slave trade 29 Social conditions 29 less ...