 Complete the following phrase:  On February 18, 1865 Smiths Detachment-Army of the Tennessee became the official XVI Corps. It was composed of three divisions: First McArthur, Second Garrard and Third Carr. The composition remained virtually the same as it had at Nashville except Brig. Gen. Eugene A. Carr replaced Col. Moore in command of the 3rd Division. It served in the operations of Maj. Gen. Edward Canby against Mobile, Alabama and fought in the battles of Spanish Fort and Fort Blakely. The latter ended on April 9, 1865, the day Lee 