 Complete the following phrase:  The regiment and the rest of the Pennsylvania regiments which formed the Provisional Brigade were relieved by a United States Colored Troops brigade on 27 November and transferred to the IX Corps of the Army of the Potomac, holding positions on the southern bank of the Appomattox River. The brigade was organized during December into the 3rd Division of the corps, commanded by Brigadier General John F. Hartranft. The 211th became part of the 2nd Brigade of Colonel Joseph A. Mathews alongside the 205th and 207th Pennsylvania. During the northern hemisphere winter of 18641865, the regiment spent most of its time training. This routine was broken by its participating in several forays without being involved in fighting, supporting the Weldon Railroad expedition between 7 and 11 December and the 