Department of the South

After the first 11 months of the American Civil War, starting March 15, 1862, the Department of the South comprised Union Army troops occupying the states of Florida (March 15, 1862 to August 8, 1862 and thereafter only parts of the State of Florida), Georgia, and South Carolina.

[1] This included troops stationed at Hilton Head and Morris Island in South Carolina, along with Savannah, Georgia and Pensacola, Florida.

On August 8, 1862, Florida west of the Apalachicola River was detached to the Department of the Gulf.

[1] On March 16, 1863, Key West and the Dry Tortugas were transferred to the Department of the Gulf.

[1] This iteration of the Department of the South, organized on May 19, 1866, comprised posts in Georgia and Alabama.

Gen. Gillmore's headquarters at Hilton Head