As part of a realignment of military assets, the Aerospace Defense Command was inactivated as a Major Command on 1 October 1979. All assets of ADC were reassigned to Headquarters, Air Defense, Tactical Air Command (ADTAC). which was established compatible to a Numbered Air Force under TAC. HQ ADTAC remained at Peterson AFB, Colorado to direct the transition into TAC, which was eventually moved to Langley AFB in July 1981. In essence, Tactical Air Command became the old Continental Air Command. Thanks to the Wikipedia.org for the information. Price includes basic economy shipping to most countries, additional fees may incur for Euro, African, South American countries.