Completed the following sentence: By 1863, Elder's battery was assigned to the U.S. Horse Artillery Brigade, where it served for most of the remainder of the war. ️<unk>️<unk>️<unk> Elder was cited for gallantry at the Battle of Olustee in Florida, and was awarded the brevet promotion to major. <unk> <unk> <unk>
Drewry's Bluff, May 5, 1864, and was brevetted lieutenant colonel. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️