 Complete the following phrase:  The Union reorganized after Kernstown: McDowells command became the Department of the Rappahannock, Bankss corps became the Department of the Shedoah, while western Virginia modern West Virginia became the Mountain Department, commanded by Maj. Gen. John C. Frémont. All three commands, which reported directly to Washington, were ordered to remove Jacksons force as a threat to Washington. The Confederate authorities meanwhile detached Richard S. Ewells division from Johnstons army and sent it to the Valley. Jackson, now reinforced to 17,000 men, decided to attack the Union forces individually rather than waiting for them to combine and overwhelm him, first concentrating on a column from the Mountain Department commanded by Robert Milroy. While marching on a devious route to mask his intentions, he was attacked by Milroy at the 