Following the North Atlantic Council's decision on implementation of Article 5 of the Washington Treaty as a consequence of the 11 September 2001 attacks against the United States, STANAVFORMED was withdrawn from exercise Destined Glory 2001 on 6 October 2001 and deployed to the Eastern Mediterranean to conduct Operation Active Endeavour, NATO's maritime contribution to the fight against terrorism.
Efter det nordatlantiske råds beslutning om at implementere Washingston Traktatens 5. artikel (Musketéreden) som en konsekvens af terrorangrebet den 11. september 2001 afbrød STANAVFORMED øvelsen Destined Glory den 6. oktober 2001 og forlagde mod det østlige middelhav for at deltage i Operation Active Endeavour, NATO's maritime bidrog til kampen mod terrorisme.