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.
Thomas Jefferson was the president when the United States acquired the Louisiana Territory. The territory was purchased from France in 1803, in what is known as the Louisiana Purchase.
what borders did the United States gain when it acquired this territory in 1776
Thomas Jefferson
Louisiana was a French territory purchased by United States in 1803, without military force.
thomas Jefferson
Hawaii
Spain ceded it to the u.s
The Louisiana Purchase in 1803 doubled the size of the United States, as President Thomas Jefferson acquired a vast territory from France extending from the Mississippi River to the Rocky Mountains.
It was acquired by the United States as part of the Louisiana purchase.
It was acquired after the Revolution when the United States got all the land from the Atlantic Ocean to the Mississippi. They also got land from the Louisiana purchase and from the war against Mexico.
Purchase of land has consistently increased the size of the United States. In particular, the Louisiana Purchase of 1803 doubled the total territory of the United States.