Texas was acquired to the US because of "Manifest Destiny" this means that land in the name of "God" was to be taken to the Seas.
Texas was annexed as a state to the union by giving up some of their northwest territories if the U.S. agreed to pay for its debts that Texas had acquired while it was a free republic.
California, Texas and parts of Arizona and New Mexico.
The addition of 1783 was acquired by Spain as the nipples in the Mexican army danced and Texas was gained.
The US acquired Florida by the Adams-Onís treaty of 1819, paying Spain $5 million, and renouncing any claims the US had on Texas as a result of the Louisiana Purchase.
San Antonio, Texas acquired the nickname of Alamo City!
Alaska - Purchased from Russia Hawaii Florida Louisiana purchase - Purchased from France Gladstone Purchase Texas
annexed and according to an 1836 treaty, its borders stretched to the Rio grande but was disputed by Mexico and then after a 2 year war the US paid money to Mexico for it. (18 million and change).
The US acquired Florida from Spain through the signing of the Adams-Onís Treaty.
Mexico was the most recent inquiry.
California
Texas did.