21st Regiment, United States Colored Infantry

Organized from 3rd and 4th Regiments, South Carolina Colored Infantry, March 14, 1864. Attached to 3rd Brigade, Vogdes' Division, District of Florida, Dept. of the South, to April, 1864. Morris Island, S. C., Northern District, Dept. of the South, to October, 1864. 1st Separate Brigade, Dept. of the South, to February, 1865. Garrison of Charleston, S. C., Dept. of the South, to August, 1865. Dept. of the South, to October, 1866.

SERVICE.-Duty at Jacksonville, Fla., till April, 1864. Moved to Hilton Head, S. C., thence to Folly Island, S. C., April 18. Duty on Folly Island, Morris Island and Coles Island operating against Charleston, S. C., till February, 1865. Expedition to James Island, S. C., June 30-July 10. Action on James Island July 2. Occupation of Charleston February 18. Garrison duty at Charleston and Mt. Pleasant, S. C., till August, 1865, and at various points in South Carolina and Georgia till October, 1866. Mustered out October 7, 1866.

Predecessor unit:

SOUTH CAROLINA VOLUNTEERS.
5th REGIMENT INFANTRY (AFRICAN DESCENT).
Organization of Regiment not completed. Transferred to 3rd and 4th South Carolina Infantry.

SOUTH CAROLINA VOLUNTEERS.
3rd REGIMENT INFANTRY (AFRICAN DESCENT).

Organized at Hilton Head, S. C., June, 1863. Attached to District of Hilton Head, S. C., 10th Army Corps, Dept. South, to January, 1864. Barton's Brigade, District Hilton Head, S. C., to February, 1864. 3rd Brigade, Vodges' Division, District of Florida, to March, 1864.

SERVICE.-Post duty at Hilton, Head, S. C., till February, 1864. Moved to Jacksonville, Fla., February 6-8, and duty there till March. Designation of Regiment changed to 21st U. S. Colored Troops March 14, 1864, which see.
 

SOUTH CAROLINA VOLUNTEERS.
4th REGIMENT INFANTRY (AFRICAN DESCENT).

Organized at Fernandina, Fla., July, 1863. Attached to Post of Fernandina, Fla., Dept. South, to January, 1864. Barton's Brigade, District of Hilton Head, S. C., to February, 1864. 3rd Brigade, Vodges' Division, District of Florida, to March, 1864. SERVICE.-Duty at Fernandina, Fla., till January, 1864. At Hilton Head, S. C., till February, 1864. Moved to Jacksonville, Fla., February 6-8, and duty there till March. Regiment consolidated with 3rd South Carolina Infantry to form 21st U. S. Colored Troops March 14, 1864.