What did the u. s. want to build on the land acquired through the gadsden purchase?

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.

The U.S. wanted to build a transcontinental railroad, which was completed from 1881–1883!

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