8 jun 1854 año - Gadsden Purchase
Descripción:
The Gadsden Purchase is a 29,670-square-mile 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. The land was used to build a transcontinental railroad linking Texas to California.
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fecha:
8 jun 1854 año
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~ 171 years ago