 The 135th Air Resupply Squadron was established in September 1955 as a new Maryland Air National Guard unit with no previous United States Air Force history or lineage by the National Guard Bureau.Activated on 10 September at Harbor Field, Baltimore, Maryland, the squadron was assigned to the 135th Air Resupply Group, allocated to Military Air Transport Service (MATS), and equipped with C-46D Commando transports.The 135th was designated at the time as a special operations unit that supported USAF unconventional warfare (guerrilla warfare), direct action (commando-type raids), strategic reconnaissance (intelligence gathering), and psychological operations.