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 ACO as it became had more and more activities related to the NATO Response Force. Yet after Estonia, Latvia, and Lithuania joined the alliance, and especially after the 2008 Georgia-Russia war, more attention began to be paid to NATO's core Article 5 defence obligations. The three Baltic states' worries were specifically focused on a potential Russian threat. Thus while some exercises were ostentially run to prepare the NRF, sometimes they also included Article 5 aspects. Among these dual-purpose exercises was 'Steadfast Jazz', part of the NATO Exercise Steadfast series, which was run in November 2013 across a number of NATO