source 4: 1874 Report of Special Commissioners J.W. Powell and G.W. Ingalls on the Condition of the Ute Indians of Utah #5. According to Source 4, what two things were essential to assimilate Native Americans? Third, The Indians should not be furnished with tents; as long as they have tents, they move about ith great facility, and are thus encouraged to continue their nomadic life. As fast as possible Ouses should be built for them... A few, especially the older people, are prejudiced against such course, and perhaps at first could not induced to live in them..."