USA HISTORY

Detailed explanation-1: -The Gadsden Purchase (Spanish: la Venta de La Mesilla “The Sale of La Mesilla") is a 29, 670-square-mile (76, 800 km2) region of present-day southern Arizona and southwestern New Mexico that the United States acquired from Mexico by the Treaty of Mesilla, which took effect on June 8, 1854.

Detailed explanation-2: -Gadsden’s Purchase provided the land necessary for a southern transcontinental railroad and attempted to resolve conflicts that lingered after the Mexican-American War.

Detailed explanation-3: -In 1853 President Pierce sent Gadsden to Mexico to negotiate a redefinition of the border. The Mexican regime was urgently in need of money and for $10 million sold the required strip of territory south of the Gila River, in what is now southern New Mexico and Arizona.

Detailed explanation-4: -The Gadsden Purchase was a strip of territory the United States purchased from Mexico following negotiations in 1853. The land was purchased because it was considered to be a good route for a railroad across the Southwest to California.

Detailed explanation-5: -The U.S. Minister to Mexico, James Gadsden negotiated with Mexican President Santa Anna to purchase 29, 670 square miles of Mexican border land for $10 million. Congress approved the funds for the land purchase in 1884. Mexico needed the money to fund the quelling of ongoing rebellion.