Efforts to reopen the Strait of Hormuz, a critical maritime chokepoint for global oil shipments, face significant challenges despite recent diplomatic progress. U.S. officials have highlighted the potential presence of naval mines as a key obstacle to restoring safe passage through the waterway following months of closure.

President Donald Trump stated on Sunday that the strait was “already partially opened” and acknowledged ongoing mine-clearance operations. “They’re doing a little hunting for a couple of mines,” he said, signaling that uncertainties remain about the extent of any mine deployment. Trump also indicated plans to request assistance from European allies, mentioning the possibility of involving “a ship or two” from other countries to help with the clearance effort.

The presence of mines in the Strait of Hormuz has been a subject of debate. While U.S. Central Command disclosed in March that it had targeted 16 Iranian vessels involved in minelaying near the strait, it remains unclear whether these efforts fully neutralized the threat—or indeed if Iran placed mines in the first place. Numerous commercial ships have reportedly transited the strait during the conflict without incident, suggesting the mine threat may have been limited.

Nonetheless, the U.S. Navy is preparing a comprehensive approach to detect and remove any mines that could endanger navigation. This includes aerial reconnaissance and sweeping operations both at the surface and underwater. The mines potentially involved vary widely, with intelligence estimates prior to the conflict suggesting Iran had as many as 5,000 mines ranging from simple floating devices to sophisticated seabed weapons equipped with advanced sensors designed to target passing vessels.

European countries have also indicated readiness to contribute to mine-clearance efforts. Britain announced last month it could deploy mine-hunting drones as part of a multinational mission to secure the strait. On Monday, French President Emmanuel Macron expressed that France was prepared to send mine-clearing vessels shortly after a formal peace agreement.

The deployment of these new technologies and multinational cooperation may be critical to reopening the Strait of Hormuz safely, ensuring that global oil supplies can resume flow without interruption. However, until mine risks are conclusively addressed, full normalization of traffic through this strategic channel remains uncertain.