Military Reminiscences of the Civil War V1

CHAPTER XIV ANTIETAM: PRELIMINARY MOVEMENTS Lee's plan of invasion--Changed by McClellan's advance--The position at Sharpsburg--Our routes of march--At the Antietam--McClellan reconnoitring--Lee striving to concentrate--Our delays--Tuesday's quiet--Hooker's evening march--The Ninth Corps command--Changing our positions--McClellan's plan of battle--Hooker's evening skirmish--Mansfield goes to support Hooker--Confederate positions--Jackson arrives--McLaws and Walker reach the field--Their places. Before morning on the 15th of September it became evident that Lee had used the night in withdrawing his army. An advance of the pickets at daybreak confirmed this, and Pleasonton's cavalry was pushed forward to Boonsboro, where they had a brisk skirmish with the enemy's rear-guard. At Boonsboro a turnpike to Sharpsburg leaves the National road, and the retreat of the Confederate cavalry, as well as other indications, pointed out the Sharpsburg road as the line of Lee's retreat. He had abandoned his plan of moving further northward, and had chosen a line bringing him into surer communication with Jackson. His movements before the battle of South Mountain revealed a purpose of invasion identical with that which he tried to carry out in 1863 in the Gettysburg campaign. Longstreet, with two divisions and a brigade (D. R. Jones, Hood, and Evans), had advanced to Hagerstown, and it seems that a large part of the Confederate trains reached there also. D. H. Hill's division held Boonsboro and the passes of South Mountain at Turner's and Fox's Gaps. McLaws invested our fortifications on Maryland Heights, supported by R. H. Anderson's division. Jackson, with four divisions (A. P. Hill, Ewell, and Starke of his own corps, with Walker temporarily reporting to him), was besieging Harper's Ferry. On Saturday, the 13th, Lee determined to draw back Longstreet from his advanced position, in view of the fact that Jac