Conversation so far:
What can you tell me about The Valley?
General George Custer participated in Sheridan's campaign in the Shenandoah Valley. The civilian population was specifically targeted in what is known as the Burning.
What is The Valley and Appomattox?
Shenandoah Valley and Appomattox Court House
What happened in the Shenandoah Valley?
Custer led his Wolverines to the Shenandoah Valley where by the year's end they defeated the army of Confederate Lieutenant General Jubal Early in the Valley Campaigns of 1864.

Question: Did they win against the Confederates?
Self-contained rewrite: Did the Union win against the Confederates?