Answer:
Fur trade
Pioneer settlers were sometimes pulled west because they wanted to make a better living. Others received letters from friends or family members who had moved west. These letters often told about a good life on the frontier. The biggest factor that pulled pioneers west was the opportunity to buy land.
Originally Spain, Great Britain, Russia, and the United States claimed the territory. In 1819, under terms of the Transcontinental Treaty, Spain ceded its claims to the territory to the United States.
As Lincoln debated what to do with Reconstruction, he wanted to make sure he stayed in line with "<span>1. The constitution," since Lincoln, unlike the Radical Republicans, wanted the nation to "heal" as quickly as possible instead of punishing the South. </span>
What exactly are you trying to figure out