General William T. Sherman on horseback near fortifications outside Atlanta in 1864. Photograph by George N. Barnard, courtesy of the Library of Congress.

General William T. Sherman was a prominent Union leader during the American Civil War, known for his "March to the Sea" campaign, which significantly contributed to the Union's victory. His military strategies emphasized total war, targeting not only enemy troops but also the economic infrastructure supporting them. Sherman's leadership and tactics left a lasting impact on modern military doctrine and are studied extensively in military history.