According to orders published on the 20th, General Lawton's Division, known as the Second Division, Fifth Army Corps, was to disembark first. This Division contained the three following Brigades: The First, General Ludlow's, composed of the Eighth and Twenty-second Infantry (regulars) and the Second Massachusetts Volunteer Infantry; the Second Brigade, General Miles', composed of the Fourth and Twenty-fifth Infantry (regulars); the Third Brigade, General Chaffee's, containing the Seventh, Twelfth and Seventeenth Infantry (regulars). Next to follow was General Bates' Brigade, which was to act as reserve to Lawton's Division. This Brigade consisted of the Third and Twentieth Infantry (regulars) and one squadron of the Second Cavalry, the only mounted troops in Shafter's army. The cavalry, however, were not to disembark with the Brigade, but were to be the last troops to leave the transports. After Bates' Brigade, was to follow Wheeler's Dismounted Cavalry Division, containing the two following Brigades: The First, composed of the Third, Sixth and Ninth Cavalry (regulars); the Second, composed of the First and Tenth Cavalry (regulars) and the First Volunteer Cavalry (Rough Riders). To follow the Cavalry Division was to come the First Division, General Kent's, containing the following troops: The First Brigade, General Hawkins', consisting of the Sixth and Sixteenth Infantry (regulars) and the Seventy-first New York Volunteer Infantry; the Second Brigade, General Pearson's, consisting of the Second, Tenth and Twenty-first Infantry (regulars); the Third Brigade, Colonel Wikoffs, made up of the Ninth, Thirteenth and Twenty-fourth Infantry (regulars). Then, lastly, was to depart the squadron of mounted cavalry.