Claim: The 5th Virginia Infantry Battalion/Archer's Battalion (May 1861 – September 1862) is a Union army heavy artillery infantry led by  Lieutenant Colonel F.H.  Archer, and Majors William R. Foster and John P. Wilson, Jr. that was engaged during the American Civil War.
Evidence: The 5th Battalion, Virginia Infantry, also known as the Archer's Battalion, was raised in Virginia for service in the Confederate States Army during the American Civil War and served as infantry. 
Confederacy Confederate_States_of_America Confederate States of America