We bought the plains area from France, but we also got land from Spain ( Florida) and Russia (Alaska). California was gotten from Mexico.
Mexico
The US acquired the territory of Florida from Spain ceding it to the US.
Jefferson acquired The Louisiana Territory.
what borders did the United States gain when it acquired this territory in 1776
Oregon
Louisiana purchase
No, the last territory acquired by the United States was not the Oregon Territory. The Oregon Territory was acquired in 1846 through a treaty with Great Britain. The final addition to U.S. territory was the purchase of Alaska from Russia in 1867.
in 1846, Britain agreed for the US to take control of this territory.
Hawaii
The Louisiana Territory which is most often called the Louisiana Purchase.
The Philippines.
Often as the result of armed conflict.