Navajo Nation Navajo Nation: From Prehistory to the Twentieth Century Contributed by the National Parks Service. All Rights Reserved The exact moment of the arrival of the Navajo people in the Southwest remains the subject of dispute. The standard view of archeologists and anthropologists suggests that when the Spanish arrived from the south in the 1540s, the Navajo were in the process of migrating into the region from the north. An Athapascan people, they had come from the area around what is now the Canadian border, gradually moving south over a period of hundreds of years. Estimates from this school … Continue reading Navajo Nation: From Prehistory to the Twentieth Century