[winflop]

Good point, but I'm pretty sure that Northwestern University was founded long after the Louisiana Purchase. 

True, but at the time of the University's founding, The only states further west than Illinois were Iowa, Missouri, Arkansas, Louisiana, and Texas. Minnesota had not yet become a state

It was created as a University "to serve the Northwest Territories"

[winflop]

Good point, but I'm pretty sure that Northwestern University was founded long after the Louisiana Purchase. 

True, but at the time of the University's founding, The only states further west than Illinois were Iowa, Missouri, Arkansas, Louisiana, and Texas. Minnesota had not yet become a state

It was created as a University "to serve the Northwest Territories"