Conversation so far:
what happened to George Armstrong Custer in Hanover?
On June 30, 1863, Custer and the First and Seventh Michigan Cavalry had just passed through Hanover, Pennsylvania
what happened to George Armstrong Custer in Abbotstown?
Next morning, July 1, they passed through Abbottstown, Pennsylvania
where is Hanover located?
Hanover is in Pennsylvania
where is Abbottstown located?
Abbottstown is in Pennsylvania

Question: was there a battle in Hanover?
Self-contained rewrite: was there a battle in Hanover?