On August 22, the Turkish city of Iğdır witnessed an event that might, at first glance, seem purely technical: the groundbreaking ceremony of the Kars–Iğdır–Aralık–Dilucu railway. Yet this is not merely a railway. It is a geopolitical project that, if completed, could fundamentally reshape the South Caucasus, strengthen the Middle Corridor, and change the fate of Nakhchivan, a region long trapped by isolation.