What is the main conflict in Ride the Wind: The Story of Cynthia Ann Parker and the Last Days of the Comanche by Lucia St Clair Robson?

The novel's main conflict revolves around the needs and desires of two vastly different peoples. The white man wishes to move West without fear of Indian raids. The Indians must increase their raids because their hunting grounds are being restricted. Food, supplies, and hunting grounds are all a part of this conflict.