History 241 Indians of North America 208 Frontier and pioneer life 83 Histoire 73 Wars 73 Peuples autochtones 44 African Americans 42 more ... Description and travel 41 Territorial expansion 37 Social life and customs 30 Travel 28 Government relations 27 Guerres 24 Race relations 24 Descriptions et voyages 23 Discovery and exploration 20 Indiens d'Amérique 19 Antiquities 17 Discoveries in geography 17 Iwi taketake 15 Social conditions 15 Biography 14 Generals 13 Missions 13 African American pioneers 12 African American soldiers 12 Campaigns 12 Frontier thesis 12 Historiography 12 History, Military 12 less ...