Zane Grey 
Spirit of the Border 

This is an early novel by the phenomenally successful author of frontier, western and sports stories, the novel is the second in a trilogy. It deals with historical characters and incidents in the Ohio Valley in the late 18th century, especially with the foundation of Gnaddenhutten, a missionary village intended to bring Christianity to the Indians of Ohio, despite the violent opposition of both Indians and white renegades. The story deals with the attempt by Moravian Church missionaries to Christianize Indians and how two brothers’ lives take different paths upon their arrival on the border, аs the two brothers make very different choices, as one woman loves them both, they will both learn, win, and lose in the presence of a man larger than life fighting a war all his own.