Iran says two oil tankers struck mines in unauthorized Hormuz transit

The IRGC framing this as an unauthorized, covert transit backed by U.S. military support marks a serious escalation in how Tehran narrates control over Hormuz — turning a shipping incident into a sovereignty and great-power story. That matters far beyond the two vessels: it puts commercial transit through the world's most critical oil chokepoint into a contested-authorization framework, where passage itself becomes a political act. The open question is whether this account hardens into a standing Iranian claim to vet Hormuz crossings, and how shippers and their insurers respond to the risk of mines and navigation blackouts.