Charles A. P. Hatfield served as a Lieutenant in Company E of the Fourth United States Cavalry commanded by Colonel Ranald S. Mackenzie and fought against Southern Plains Indians in the Red River War, 1874-1875. On September 28, 1874, Hatfield participated in the battle of Palo Duro Canyon, the major battle of the Red River War and the Plains Indians’ last effort at armed resistance.
Sources:
Handbook of Texas Online, s.v. “Palo Duro Canyon, Battle of,” http://www.tshaonline.org/handbook/online/articles/PP/btp3.html (accessed July 16, 2010).
Tudor, W. G. “Ghost Writers of the Palo Duro.” The Southwestern Historical Quarterly 99, 4 (April 1996): 533-41.
From the guide to the Hatfield, Charles A. P. Report 1930., 1874, (Dolph Briscoe Center for American History, The University of Texas at Austin)