KnowraGadsden PurchaseLinked fromLinked fromThe 12 pages that link to Gadsden Purchase, each with the reason it gives.All 12Broader topic 3Related 7Compared with 2Mexican–American WarRelated: It added territory to the U.S.–Mexico boundary settlement left incomplete after the war.Treaty of Guadalupe HidalgoRelated: It later adjusted the boundary left unsettled by the treaty’s southern line.Rio GrandeRelated: It fixed the southern U.S. boundary west of the river’s course.ArizonaRelated: It established much of Arizona’s present southern boundary.TucsonRelated: The purchase brought Tucson into the United States and helped set the modern border near the city.History of ArizonaRelated: It established Arizona’s present southern boundary and enabled a southern transcontinental rail route.History of New MexicoRelated: It established the present region’s southern boundary and enabled a proposed transcontinental railway route.