How did the Oregon Trail affect the establishment of the boundary between the United States and Canada?
O The Trail enabled a large increase in the American population, giving the U. S. a stronger claim to the region.
The Trail marked the boundary line between the U. S. and Britain territories.
The U. S. set up new trading posts along the Trail that weakened British claims to the region.
British traders grew wealthy and increased land holdings by transporting goods over the Trail