US Secretary of State Marco Rubio announced that significant progress has been made on a framework aimed at preventing Iran from developing nuclear weapons while keeping the Strait of Hormuz open to international shipping. The diplomatic update, which Rubio characterized with “good signs” on May 21, 2026, arrives against a backdrop of military confrontations, escalating sanctions, and an unexpected player in the mix: cryptocurrency.

The Strait of Hormuz handles roughly 25% of the world’s petroleum trade.

The deal on the table

Rubio has emphasized repeatedly, including on May 5 and May 22, that any agreement must address two non-negotiable issues: Iran’s nuclear capabilities and the militarization of the…