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 Washita west to protect the new frontier. The Army established Fort Cobb in October 1859. Many men who served at Fort Washita would go on to become famous, including Randolph B. Marcy, George McClellan, William G. Belknap and Theophilus H. Holmes. Federal troops still occupied Fort Washita when the Confederates fired on Fort Sumter on April 12, 1861. Expecting war Colonel William Emory had concentrated all of his Federal troops from Forts Arbuckle and Cobb at Fort Washita. When news of Fort Sumter reached Emory on April 16 he led his forces to Fort Leavenworth, Kansas, pursued by 4000 Texas militia