Iran, US conflict over June MoU threatens Strait of Hormuz

Iran’s latest demands to reopen the Strait of Hormuz were met with an unexpected claim: many were already accepted by the U.S. in a June agreement. According to France 24’s Washington correspondent Fraser Jackson, Tehran’s fresh list of conditions includes points that were part of a Memorandum of Understanding (MoU) signed in Islamabad. The June deal, negotiated between U.S. and Iranian officials, set broad terms for regional stability but appears to have been interpreted differently by both sides.

The MoU was meant to ease tensions after months of escalating military posturing in the Persian Gulf. It covered issues like naval drills, commercial shipping security, and diplomatic channels—elements that Iran now cites as its conditions for easing its blockade threat. The problem, Jackson notes, is that the earlier language was intentionally vague, leaving room for both parties to claim victory. Iran now insists the U.S. must fulfill specific terms before it will allow shipping to resume unhindered through the strategic waterway.

The reopening of the Strait of Hormuz is critical because it carries about a fifth of the world’s oil supply. Iran has periodically threatened to close it in response to sanctions and perceived aggression. The U.S. has maintained a naval presence in the region, conducting joint patrols with allies to protect shipping lanes. Analysts say the conflicting interpretations of the June deal risk reigniting a cycle of threats and counter-threats. If Iran’s latest demands are seen as reneging on the MoU, it could delay negotiations and increase the chance of miscalculation at sea.

What happens next depends on whether both sides can agree on the details buried in the June text. The U.S. has not publicly confirmed Iran’s interpretation, raising questions about whether Washington sees the demands as new or already resolved. Regional allies, including Gulf states, will be watching closely, as a prolonged standoff could destabilize energy markets and trigger further military responses. Until the language is clarified, the strait remains a flashpoint—and a reminder that vague agreements rarely survive the first test of implementation.