Describe symbolism in Confederates in the Attic: Dispatches from the Unfinished Civil War by Tony Horwitz

In the nonfiction novel, Confederates in the Attic: Dispatches from the Unfinished Civil War, Horwitz notes that for most Americans, war is a symbol of pride. He also notes that the source of that pride is found in a variety of different feelings and based upon many different ideals.