Fort Sumtrer By charmill Jan 5, 1861 The first effort for Fort Sumter relief sails from New York Harbor. Apr 10, 1861 A second relief expedition for Fort Sumter under the command of G.V. Fox leaves New York. Apr 11, 1861 General Beauregard demands the surrender of Fort Sumter. Major Anderson refuses. Apr 12, 1861 Bombardment of Fort Sumter begins by Confederate forces. Apr 13, 1861 Confederate bombardment of Fort Sumter continues Apr 14, 1861 Major Anderson surrenders and leaves Fort Sumter