The 13th Pennsylvania Regiment, also known as The Pennsylvania State Rifle Regiment and Miles’s Regiment, was raised March 6, 1776 as a state militia regiment and later for service with the Continental Army. The regiment would see action during the New York Campaign, Battle of Trenton, Battle of Princeton, Battle of Brandywine, Battle of Germantown and the Battle of Monmouth. The regiment was merged into the 2nd Pennsylvania Regiment on July 1, 1778.
Samuel Miles was the regiment’s commanding officer when he was captured at the Battle of Long Island. On 17 June 1777, Walter Stewart became the unit’s commander and led it at the Battle of Brandywine where it fought with George Weedon’s 2nd Virginia Brigade.