 Complete the following phrase:  Sickel did not see action again until the Spring of 1864 when he was ordered to join the forces of George Crook operating in western Virginia, where he commanded the 3rd Brigade of Crooks Kanawha Division. At the Battle of Cloyds Mountain, he led his men in a charge against the Confederate breastworks which succeeded in turning the enemys flank. The following month the three-year enlistments of the 3rd Pennsylvania Reserves ran out. Sickel and the rest of his men were mustered out of the volunteer services on June 17, 1864. He immediately reenlisted and was appointed colonel of the 198th Pennsylvania Infantry. This command was ordered to the Petersburg front and upon arrival there, Sickel was placed in command of the 1st Brigade in the 1st Division of the V Corps. Two weeks later Sickel led his brigade into action at Poplar Springs Church. For his services there he was given a brevet promotion to brigadier general of volunteers on October 21, 1864. Sickel took a supporting role in the 