There were several nations who sought to claim the territory such as the Americans, British, French, and Spanish. John Quincy Adams resolved this through the Treaty of 1818 where the border of the United States and Canada was established at the 49th Parallel.
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Us victory in the mexican american war in 1848
16th amendment is the answer
<span>For Americans, Pearl Harbor, located on the Island of Oahu, provided one of the most attractive naval bases in the Pacific. Hawaii was in the Pacific Ocean and the perfect placed to locate the American’s naval base to refill and resupply the fuel, and Pearl Harbor is the perfect fit because it is one of the best and largest natural harbors located in the Pacific Ocean.</span>
C. iii only
took the test and got it correct