The Battle of Fort Sumter (April 12–14, 1861) was the bombardment and surrender of Fort Sumter, near Charleston, South Carolina, that started the American Civil War. Following declarations of secession by seven Southern states, South Carolina demanded that the U.S. Army abandon its facilities in Charleston Harbor. On December 26, 1860, U.S. Major Robert Anderson surreptitiously moved his small command from the indefensible Fort Moultrie on Sullivan's Island to Fort Sumter, a substantial fortress controlling the entrance of Charleston Harbor. An attempt by U.S. President James Buchanan to reinforce and resupply Anderson, using the unarmed merchant ship Star of the West, failed when it was fired upon by shore batteries on January 9, 1861. South Carolina authorities then seized all Federal pr