Horace Greeley, The American Conflict: A History of the Great Rebellion in the United States of America, 1860-65: its Causes, Incidents, and Results: Intended to exhibit especially its moral and political phases with the drift and progress of American opinion respecting human slavery from 1776 to the close of the War for the Union. Volume II.

[212] the Potomac, between the 26th of October and the 2d of November; and, moving unopposed down the east side of the Blue Ridge (Lee's army being still in the Valley, but moving parallel with ours), occupied Snicker's Gap and Manassas; and had advanced to Warrenton, when he was relieved from command,¹ directed to turn it over to Gen. Burnside, and report by letter from Trenton, N. J.; which he proceeded forthwith to do. Thus ended his active participation in the war.