Question

All the land that the United States obtained between 1845 and 1853 came from which country?

Answer 1

The answer is Mexico.

Gadsden Purchase, 1853–1854. The Gadsden Purchase, or Treaty, was an agreement between the United States and Mexico, finalized in 1854, in which the United States agreed to pay Mexico $10 million for a 29,670 square mile portion of Mexico that later became part of Arizona and New Mexico.