The Indigenous nations of the valley of the Rio Grande that is now centred upon Ojinaga, Chihuahua, and Presidio, Texas - the La Junta valley in colonial times - had a long and unique history with Hispanics during the colonial period. This detailed research study adds much new information and many corrections to the rare previous studies.

"A detailed research study exploring the unique history of Indigenous nations in the valley of the Rio Grande that is now Ojinaga, Chihuahua, and Presidio, Texas-the La Junta valley in the colonial period-and their dealings with Hispanic military personnel and civilians and Franciscan missionaries"--