The 5th Florida Infantry Regiment served in E.A. Perry's Florida Brigade alongside the 2nd and 8th Florida. Perry's Brigade served under Anderson’s Division of Longstreet’s First Corps, of the Army of Northern Virginia. After the Battles of the Wilderness and Spotsylvania in 1864, the Brigade was joined by the victors of the Battle of Olustee, the 9th, 10th, and 11th Regiments. General Joseph Finegan, the famous commander of Florida forces at Olustee, took command of the Florida Brigade, then known as “Finegan’s Brigade”.