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 Jay 1861 as it entered Charleston Harbor. The incident provoked a crisis, prompting other southern states began to more seriously consider secession from the Union. The second effort, with new Army recruits departing from Fort Columbus on April 9, 1861, also failed when it prompted South Carolina forces to fire on Fort Sumter early in the morning of April 12, 1861, resulting in the start of the Civil War. In the early years of the Civil War, the north barracks were used to hold Confederate officers taken as prisoners of war pending transfer to other Union prisons such as Camp Johnson