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 an attack by South Carolina militia. The fort was not yet complete at the time and fewer than half of the cannons that should have been available were in place, due to military downsizing by President James Buchanan. In a letter delivered January 31, 1861, South Carolina Governor Pickens demanded of President Buchanan that he surrender Fort Sumter because "I regard that possession is not consistent with the dignity or safety of the State of South Carolina." Over the next few months repeated calls for evacuation of Fort Sumter from the government of South Carolina and then from Confederate Brigadier