Supreme Headquarters Allied Powers Europe government offered Camp Casteau, a 2 km² Belgian Army summer training camp near Mons, which was an area in serious need of additional economic investment. In September 1966, NATO agreed that Belgium should host SHAPE at Casteau. SHAPE closed its facility at Rocquencourt near Paris on 30 March 1967, and the next day held a ceremony to mark the opening of the new headquarters at Casteau. The drawdown of the British Mediterranean Fleet, the military difficulties of the politically decided command structure, and the withdrawal of the French from the military command structure forced a rearrangement of the command arrangements
Supreme Headquarters Allied Powers Europe exacting, tireless approach to improving the command's readiness, which caused a good deal of bruised feelings in doing so. In establishing the command, the first NATO planners drew extensively on WUDO plans and personnel. General Eisenhower arrived in Paris on January 1, 1951, and quickly set to work with a small group of planners to devise a structure for the new European command. The Planning Group worked in the Hotel Astoria in central Paris while construction of a permanent facility began at Rocquencourt, just west of the city, at Camp Voluceau. Devising command arrangements in the Central Region, which contained