Supreme Headquarters Allied Powers Europe of "Général d'Armée" Alphonse Juin, French Army. "Holdfast" was a major allied air-ground exercise involving 150,000 British Army of the Rhine, Dutch, Belgian and Canadian troops of NATO's Northern Army Group in coordination with the Allied Air Forces Central Europe. They maneuvered east of the Rhine River in the British Zone under the overall command of Lt. General Sir Richard Nelson Gale, British Army. Finally, "Rosebud" involved ground maneuvers by the U.S. Seventh Army in the American Zone of Occupation of Allied-occupied Germany. The initial plans saw the defence of Western Europe from a Soviet invasion resting heavily on nuclear
86th Air Division mission was to upgrade the air defense capabilities of Western Europe. Unlike other USAFE organizations, the 86th AD had a complex chain of command. Air defense missions were directed by the U.S. Air Force Chief of Staff from The Pentagon in Washington, D.C.. Since the components of the division would be committed to the North Atlantic Treaty Organization (NATO) in time of war, USAFE NATO missions came under the direction of the Supreme Allied Commander, Supreme Headquarters, Allied Powers Europe (SHAPE). Thus all 86 AD units came under a dual command structure. Under NATO, the Allied Air Forces Central Europe