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.
Jefferson was president when the Louisiana Territory was purchased from France. Iowa is part of that territory.
Keep slavery out of newly acquired Mexican territory
i have no clue
The Gadsden Purchase
The U.S. Virgin Islands were purchased in 1917
The US acquired the territory of Florida from Spain ceding it to the US.
what borders did the United States gain when it acquired this territory in 1776
Oregon
Louisiana purchase
1805
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.
Mexico
Often as the result of armed conflict.
The Philippines.
Guam remains a US Territory acquired in the Spanish American War.