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During the course of this engagement, which was launched late in the afternoon of July 2, the 15th Alabama found itself advancing over rough terrain on the eastern side of the Emmitsburg Road, which combined with fire from the 2nd U.S. Sharpshooters at nearby Slyder's Farm to compel Law's brigade (including the 15th Alabama) to detour around the Devil's Den and over the Big Round Top toward Little Round Top.