The commanding general of the U.S. Army replaced the aging commander of the Charleston Harbor defenses, as secession hysteria continued sweeping through South Carolina and beyond.

Exploring the most important 55 months in American history
The commanding general of the U.S. Army replaced the aging commander of the Charleston Harbor defenses, as secession hysteria continued sweeping through South Carolina and beyond.
February 17, 1864 – One of the first submarine attacks in history occurred when a “submersible” Confederate vessel confronted a Federal warship on blockade duty
January 13, 1864 – Rear Admiral John A.B. Dahlgren, commanding the South Atlantic Blockading Squadron, recommended that Federal forces use torpedo boats, like the Confederacy’s
October 31, 1863 – In a five-day span, Federal batteries fired 2,961 rounds into Fort Sumter, but the Confederate defenders still refused to surrender. Federal
July 11, 1863 – Federal forces unsuccessfully attacked Battery Wagner near Charleston Harbor, and then prepared to try again. Major General Quincy A. Gillmore, commanding
July 6, 1863 – Federal army-navy forces stepped up efforts to capture the vital port of Charleston, South Carolina, by focusing on the Confederate batteries