Sanderson enlisted as a Private in the 15th U.S. Infantry on October 24, 1861.<unk> Sanderson enlisted as a Private in the 15th U.S. Infantry on October 24, 1861. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ He received a brevet as 1st Lieutenant on April 7, 1862, for gallant and meritorious service in the
Battle of Shiloh Tennessee. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ Sanderson received a second brevet as captain on September 1, 1864, for gallant and meritorious service during the Atlanta Campaign.