USS Yankee (1861) USS Yankee (1861) USS "Yankee" (1861) was a steam-powered side-wheel tugboat acquired by the Union Navy just prior to the outbreak of the American Civil War. The "Yankee"—a side-wheel steamer built in 1860 at New York City—was one of three steam tugs chartered early in April 1861 at New York City for use on the expedition to provision Fort Sumter, South Carolina, the first U.S. state to declare its secession from the Union, which it had done on December 20, 1860. She departed New York on 8 April 1861 and arrived off Charleston Bar on the 15th, a few hours
Fort Sumter casualties were 8 killed, 19 wounded, and 105 captured (including 15 of the wounded). The Confederates did not suffer any casualties in the assault. After the unsuccessful boat assault, the bombardment recommenced and proceeded with the varying degree of intensity, doing more damage to Fort Sumter until the end of the war. The garrison continued to suffer casualties. The Confederates continued to salvage guns and other material from the ruins and harassed the Union batteries on Morris Island with sharpshooters. The Confederates mounted four columbiads, one columbiad rifled, and two rifled 42-pounders, in the left face, bottom tier casemates. The