Originally, it was the area that could be plowed by a team of oxen in a morning without tiring them
[DOC] [TLE] Westward Migration: 17831912 - U.S. History in Context - Gale [PAR] In 1843, 1,000 people with 120 wagons and huge herds of cattle and oxen met in 
... During the years of wagon migration, about 14,000 people traveled overland to 
.... agreed not to give any more aid to the Native Americans in the area between 
the ....