The Union Navy is used to describe the United States Navy during the American Civil War, when it fought the Confederate States Navy. The term is sometimes used to describe vessels of war used on the r
USS Conestoga, a converted gunboat that served on the Mississippi River.
Part of the crew of USS Monitor, after her encounter with CSS Virginia (ex-USS Merrimack)
Crewmen of USS Lehigh in 1864 or 1865.
"The Splendid Naval Triumph on the Mississippi, April 24th, 1862" (Currier and Ives lithograph)
The Union blockade in the American Civil War was a naval strategy by the United States to prevent the Confederacy from trading.
Scott's great snake, J. B. Elliot
The Confederate blockade runner SS Banshee in 1863
Blockade runner SS A.D. Vance, captured by the Union Navy and recommissioned as Advance
CSS David engaging New Ironsides on 5 October 1863, during the blockade of Charleston