Question

how does the oregon issue get settled?
war
the u.s. buys oregon
the u.s. gives oregon to england
a treaty splits the territory in half.

Explanation:

The Oregon boundary dispute between the U.S. and Britain was resolved diplomatically. The 1846 Oregon Treaty set the border at the 49th parallel, dividing the Oregon Territory between the two nations without war, purchase, or full cession.

Answer:

A treaty splits the territory in half.