Attack on Mariupol Port Hinders Logistics in the Black Sea The port of Mariupol, a crucial transshipment point in the Sea of Azov, has been significantly restricted following a targeted attack. According to current reports, the infrastructure has been impacted so severely that central processes in port operations are disturbed. This includes loading facilities, storage areas, and parts of the dock facilities. Mariupol is considered a significant logistics hub for supplies heading towards Crimea and the southern front section. The port has been a central transshipment point for bulk goods such as steel, coal, and grain in recent years. Due to the damages, transshipment capacity is noticeably decreasing. This directly affects the regional transport chain. For shipping companies and logistics service providers, operational risk is increasing. Insurance premiums for voyages to the region are rising, particularly in the area of cargo transport insurance and hull insurance. At the same time, alternative routes are becoming more heavily burdened. Ports in the Black Sea like Novorossiysk and smaller terminals along the coast need to absorb additional volumes. There are also bottlenecks on the land side. Rail connections and road transport are under greater strain, leading to delays in distribution. The so-called last mile in both military and civilian contexts is becoming more complex and less predictable. The current situation clearly shows how sensitive maritime logistics networks are to geopolitical events. Even localized failures at a port can have far-reaching consequences for entire supply chains.