Empire of the summer moon [Quanah Parker and the rise and fall of the Comanches, the most powerful Indian tribe in American history]

by Gwynne, S. C. 1953-
Published 2010

America aflame how the civil war created a nation

by Goldfield, David R., 1944-
Published 2011

How it began [a time-traveler's guide to the universe]

by Impey, Chris.
Published 2012

Savage kingdom [the true story of Jamestown, 1607, and the settlement of America]

by Woolley, Benjamin.
Published 2007