This region was the site of brilliant campaigns by Philip Sheridan and Stonewall Jackson.
The Battle of Piedmont occurred in this region, and that battle's victor had relieved General Sigel, who was defeated earlier by General Breckinridge in this region after being ambushed at New Market. One commander of an army named for this region carried out "The Burning." In a campaign two years before all the aforementioned engagements, a commander joined up with General Richard Ewell to win at Port Republic after being defeated at the First Battle of Kernstown by John Fremont. A Confederate commander engaged three different Union armies and stopped them from joining the Peninsular campaign against Richmond by delaying them in an 1862 campaign in this region. This region was the site of brilliant campaigns by Philip Sheridan and Stonewall Jackson. For 10 points, name this prominent Civil War valley, which is mostly located in Virginia.
The Battle of Piedmont occurred in this region, and that battle's victor had relieved General Sigel, who was defeated earlier by General Breckinridge in this region after being ambushed at New Market.
Shenandoah Valley [prompt on "Virginia"]