Chièvres Air Base December 31, 1967 the Belgian authorities officially turned over Chièvres Airbase to the Supreme Headquarters Allied Powers Europe (SHAPE). The Americans established the NATO/SHAPE Support Group (US) in 1968 at Caserne Daumerie adjacent to the air base and just east of the town of Chièvres to operate the base and provide logistic support to NATO and SHAPE. This small unit was part of Theater Army Support Command (TASCOM), which was part of U.S. Army Europe (USAREUR). The NATO/SHAPE Support Group was later renamed 80th Area Support Group (NATO/SHAPE Support Group). The Airbase did serve as rehearsal and arrival point of
Supreme Headquarters Allied Powers Europe Mediterranean Sea. To improve alliance military readiness and integration, NATO continued to hold annual alliance-wide military exercises each autumn ("FALLEX") that was jointly planned and executed by SACEUR and SACLANT forces. From 1967 however, under 'flexible response', the aim became to build up conventional forces so that, if possible, nuclear weapons might not be needed. However it was made clear that first use of nuclear weapons might be necessary if the conventional defences were being overwhelmed. Eventually SACEUR was allocated planning control of a small number of US and British ballistic missile submarines, and some 7,000 tactical nuclear weapons were