Organized at Port Hudson, La., September 4, 1863. Attached to Ullman's Brigade, Corps de Afrique, Dept. of the Gulf, to December, 1863. 2nd Brigade, 2nd Division, Corps de Afrique, to March, 1864. Garrison, Port Hudson, La., to April, 1864.
SERVICE.--Duty at Port Hudson, La., until April, 1864. Designation of Regiment changed to 78th United States Colored Troops April 4, 1864.