Overview
- On Monday President Donald Trump announced the United States will act as the Strait of Hormuz’s guardian, will reinstate a naval blockade of Iranian ports, and will seek a 20 percent reimbursement fee on cargo transiting the waterway.
- U.S. Central Command said its forces will enforce restrictions on vessels bound to or from Iranian ports and will support traffic that does not violate the blockade, with enforcement to begin imminently.
- The International Maritime Organization and maritime‑law experts say mandatory transit tolls for an international strait have no legal basis, creating a sharp legal and diplomatic dispute over the U.S. proposal.
- Markets and ship trackers reacted immediately, with oil benchmarks rising and MarineTraffic reporting about a 52 percent drop in confirmed transits through the monitored Hormuz zone over recent days.
- The declaration puts the mid‑June 60‑day toll‑free memorandum at risk, raises the odds of prolonged disruption to global energy and shipping, and could deepen fuel shortages already strained by Russia’s diesel export curbs and strikes on refineries.