It was partially organized on 1 November 1980 to consist of Troop A at Owensboro, part of the 149th Armored Brigade.

[4] The company was ordered into active Federal service on 15 October 1961 during the Berlin Crisis to replace units that had been deployed to Germany at Fort Stewart.

After tensions lowered, the company was released from active service[5] and reverted to state control on 11 August 1962.

[6] Between April 1982 and August 1983, the troop was commanded by Captain Norman E. Arflack, later assistant adjutant general of the Kentucky Army National Guard.

[7] Troop A was redesignated as Company D, 2nd Battalion, 123rd Armor on 1 November 1985 during a reorganization of the Kentucky Army National Guard.