Operation Gladio by the dissolution of the French stay-behind paramilitary movements. Historian Daniele Ganser claims that: Next to the CPC, a second secret army command center, labeled Allied Clandestine Committee (ACC), was set up in 1957 on the orders of NATO's Supreme Allied Commander in Europe (SACEUR). This military structure provided for significant US leverage over the secret stay-behind networks in Western Europe as the SACEUR, throughout NATO's history, has traditionally been a US General who reports to the Pentagon in Washington and is based in NATO's Supreme Headquarters Allied Powers Europe (SHAPE) in Mons, Belgium. The ACC's duties included elaborating on
Supreme Headquarters Allied Powers Europe deployed in Europe. One of the most significant events in the history of Allied Command Europe (ACE) was France's withdrawal from NATO's integrated military structure. This move forced SHAPE and several other ACE headquarters to leave French territory. France's resentment over NATO's military structure had been brewing for a number of years, as successive French governments had become increasingly incensed with Anglo-American domination of the command structure and insufficient French influence. In February 1966 President Charles de Gaulle stated that the changed world order had "stripped NATO of its justification" for military integration, and soon afterward, France stated that it