What happened to Russian, Spanish, and British claims to the Oregon Country?

The Oregon Country was originally claimed by Great Britain, France, Russia, and Spain; the Spanish claim was later taken up by the United States.Spain later relinquished any remaining claims to territory north of the 42nd parallel to the United States as part of the Adams-Onís Treaty of 1819.

the federal constitution of the united mexican states of 1824 was enacted on october 4 of 1824, after the overthrow of the mexican empire of agustin de iturbide. in the new constitution, the republic took the name of of united mexican states. it was replaced by the federal constitution of the united mexican states in 1857.

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