KnowraGadsden PurchaseLinked fromLinked fromThe 12 pages that link to Gadsden Purchase, each with the reason it gives.All 12Broader topic 3Related 7Compared with 2United States–Mexico borderBroader topic: It added the final major territorial adjustment to the border’s continental course.United States territorial expansionBroader topic: It completed the contiguous mainland expansion sought for a southern transcontinental railroad route.Apache WarsBroader topic: The purchase expanded U.S. jurisdiction across Apache lands and sharpened frontier disputes.