History 723 Indians of North America 367 Government relations 63 Colonies 59 Social life and customs 55 Discovery and exploration 48 Social conditions 41 more ... Race relations 40 History and criticism 37 Indians, Treatment of 36 Discoveries in geography 35 Ethnic relations 33 Social aspects 33 First contact with other peoples 31 Politics and government 29 Missions 28 Colonization 25 Ethnic identity 25 Frontier and pioneer life 24 Public opinion 24 Antiquities 23 Historiography 23 Civilization 22 Histoire 21 American literature 20 Emigration and immigration 20 Wars 19 Cultural assimilation 18 Manners and customs 17 Sources 17 less ...