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
Wilmot Gibbes de Saussure sons and three adult daughters survived their brother. Wilmot Gibbes de Saussure began his Civil War service as a colonel in the 1st South Carolina Artillery Regiment of the 4th Brigade of the South Carolina militia at the siege of Fort Sumter. His force occupied Fort Moultrie when the U.S. Army garrison withdrew to Fort Sumter on December 26, 1861. De Saussure was in command of the Morris Island batteries during the bombardment of Fort Sumter on April 12 through April 14, 1861. In August 1861, de Saussure was appointed a brigadier general in the South Carolina militia and was