Fort Sumter Fort Sumter Fort Sumter is a sea fort in Charleston, South Carolina, notable for two battles of the American Civil War. It was one of a number of special forts planned after the War of 1812, combining high walls and heavy masonry, and classified as Third System, as a grade of structural integrity. Work started in 1829, but was incomplete by 1860, when South Carolina seceded from the Union. The First Battle of Fort Sumter began on April 12, 1861, when Confederate artillery fired on the Union garrison. These were the first shots of the war and continued all day,
Battle of Fort Sumter with the surrender of General Robert E. Lee's Army of Northern Virginia at Appomatox Courthouse. Charleston Harbor was completely in Confederate hands for almost the entire four-year duration of the war, leaving a hole in the Union naval blockade. Union forces conducted major operations in 1862 and 1863 to capture Charleston, first overland on James Island (the Battle of Secessionville, June 1862), then by naval assault against Fort Sumter (the First Battle of Charleston Harbor, April 1863), then by seizing the Confederate artillery positions on Morris Island (beginning with the Second Battle of Fort Wagner, July 1863, and followed by