Answer: Fort Sumpter
Explanation:
The bombing of Fort Sumter by the Confederacy is what is considered the event that started the American Civil War. Located in South Carolina, the Union port was ordered to surrender by the South Carolina militia but they refused to do so.
The Commander of the Union fort, Robert Anderson, had been the teacher of the Commander of the South Carolina garrison, by Brigadier General P. G. T. Beauregard.
The bombing claimed no lives save that of a Confederate horse.
