Iran strike on cargo ship near Oman escalates Hormuz tensions

A cargo ship was hit by an unknown projectile near Oman in the Strait of Hormuz, damaging its bridge and sending a fresh shock through a waterway that carries about a fifth of the world’s oil and natural gas. UK Maritime Trade Operations said there were no casualties and no environmental impact, but the strike immediately complicated a new Oman-backed, U.N.-promoted route meant to move trapped vessels through the chokepoint.

Maritime data showed 70 crossings on the Oman route before the attack, a sign that traffic had only just begun to build on the corridor. The route had been opened to help ship movement through one of the world’s most sensitive shipping lanes, where even a single incident can ripple into freight costs, insurance pricing and energy markets far beyond the Gulf.

The attack came as the dispute over transit fees hardened into a broader security and diplomatic fight. The Islamic Revolutionary Guard Corps warned that vessels outside Tehran-approved corridors were transiting illegally and could face consequences. Oman said the temporary route involved no tolls, while Marco Rubio said Gulf states made clear there was “zero support” for tolls or fees on transit through the strait. Iran has also discussed partnering with Oman in a fee system for vessels passing through the waterway, adding pressure to already fragile Iran-U.S. negotiations.

The International Maritime Organization paused its ship and seafarer evacuation plan after the strike, saying the vessel had not requested help under that framework. Oil prices edged up about 2% as security concerns deepened, and a U.S. official said Iran was behind the attack. With traffic moving through the narrow channel between the Gulf of Oman and the Musandam Peninsula, the hit on one cargo ship quickly became a broader test of how much risk markets, shippers and diplomats are willing to absorb in Hormuz.