George Henry Thomas
During the autumn of 1864, Smith lead Union troops against Confederate Maj. Gen. Sterling Price during Price's Raid into Missouri. Smith was then summoned to join forces with Maj. Gen. George Henry Thomas at Nashville, Tennessee, then threatened by the advance of Confederate Lt. Gen. John Bell Hood. Smith bore a conspicuous share in the crowning victory at the Battle of Nashville leading his troops past the Confederates' south flank. He commanded the XVI corps in the final campaign against Mobile, Alabama, in 1865.