How does the focus on Crazy Horse’s dream mold the way the novel presents his characterization? What is its wider significance in the story?

Grandpa Nyles says that Crazy Horse’s surrender is “the bravest thing he ever did” (133). What does that statement reveal about Nyles’s and Crazy Horse’s values and the relationship between the two Lakota men?

How does the novel use the natural environment—the plants, animals, and natural setting of the Great Plains—to explore one or more of its themes?