Army of the Tennessee

The Army of the Tennessee was a major fighting force for the Union during the American Civil War, established in 1861. It played a crucial role in significant battles, including those at Shiloh, Vicksburg, and Chattanooga. Commanded by notable leaders like Ulysses S. Grant, the army was instrumental in gaining control of the Mississippi River, which was vital for Union supply lines and movement. Its successful campaigns helped to weaken the Confederate resistance in the western theater of the war, contributing significantly to the overall Union victory.