In March 1863 the 11th West Virginia was assigned to the 6th Brigade (Wilkinson's), 3rd Division (Kelley's or Scammon's) of the 8th Army Corps and countered the Jones-Imboden Raid shortly before West Virginia achieved statehood and Morgan's Raid in July 1863.

The unit then supported General Philip Sheridan's campaign, including at the Second Battle of Kernstown outside Winchester.

Frost's death, was formally promoted to the unit's colonel following the victory at the Battle of Cedar Creek on October 9, 1864.

[1] The unit was reassigned to the Army of the Potomac in March 1865 and participated in the Appomattox Campaign at the war's end.

Corporal Adam White of Company G, was awarded the Medal of Honor for his exceptional heroism in charging the Rebel works, routing the enemy and capturing a brigade flag.