Colonies History 352 Administration 153 Spanish colonies 142 Indians, Treatment of 67 Politics and government 51 Discovery and exploration 49 more ... Colonization 47 Discoveries in geography 41 Spanish 38 Indians of South America 36 Foreign relations 31 Government relations 31 Indians 29 Indians of North America 26 Civilization 25 Missions 25 Historiography 23 Commerce 21 Relations 21 Religion 21 Slavery 21 International relations 20 Social life and customs 20 Imperialism 19 First contact with other peoples 18 Economic conditions 15 Ethnic relations 15 History and criticism 15 Social conditions 14 less ...