Letter of the Secretary of War: Transmitting Report on the Organization of the Army of the Potomac, and of Its Campaigns in Virginia and Maryland, Under the Command of Maj. Gen. George B. Mcclellan,

Letter Of The Secretary Of War: Transmitting Report On The Organization Of The Army Of The Potomac, And Of Its Campaigns In Virginia And Maryland, Under The Command Of Maj. Gen. George B. McClellan, From July 26, 1861, To November 7, 1862. This work is the official government record of General George B. McClellan's report on the Organization and Campaigns of the Army of the Potomac, covering operations in Virginia and Maryland from July 1861 to November 1862. It includes the Secretary of War's transmission, the early organization of the Potomac army, its Peninsula and Maryland campaigns, the measures taken to defend Washington, the composition and equipment of artillery, cavalry, engineers, and the staff, and discussions of strategic plans, political considerations, and military decisions of the time. The document also records President Lincoln's and War Department communications, orders for army corps organization, and the evolution of campaign plans, providing a comprehensive, contemporaneous account of the Union's military efforts during this critical phase of the Civil War.