The drastic changes that marked the end of the Cold War with the collapse of the Soviet Union dramatically altered the strategic calculus of the Western security system. The radical change in the source and nature of threats confronting the transatlantic alliance gave way to NATO’s search for a new role, strategy, and organisation compatible with the realities of the post-Cold War era and the emergence of a new European security architecture. Within this context, this article aims to focus on the role of Turkey in Euro-Mediterranean security.