Iran’s Supreme Leader Mojtaba Khamenei has given his tacit approval to a memorandum of understanding between the US and Iran, a 14-point framework aimed at halting military operations and reopening the Strait of Hormuz. But Khamenei made one thing clear: signing a deal is not the same as agreeing with the other side.

The MOU, electronically signed by US President Donald Trump and Iranian President Masoud Pezeshkian in mid-June 2026, took immediate effect. A formal signing ceremony is expected later this month. Both sides have committed to initiating discussions on Iran’s nuclear program within a 60-day window.

What the deal actually covers

The 14-point framework addresses the most urgent pressure points from a turbulent three months of conflict in the region. At its core, the agreement commits both parties to halting military operations and preventing the development of Iranian nuclear weapons.

The agreement calls for reopening the Strait of Hormuz, which had become a flashpoint during hostilities.

Pakistani Prime Minister Shehbaz Sharif mediated the indirect negotiations that produced the agreement. Neither the US nor Iran negotiated face-to-face.

US officials indicated Khamenei signed off only after receiving certain assurances, though the nature of those assurances has not been publicly detailed. His broader message was unambiguous: engaging in future negotiations does not mean Iran accepts Washington’s positions.

A new leader navigating an inherited crisis

Mojtaba Khamenei ascended to the role of Supreme Leader in March 2026 under extraordinary circumstances. His predecessor and father, Ali Khamenei, was assassinated on February 28, 2026, throwing Iran’s political hierarchy into an abrupt transition during an active military conflict.

His willingness to approve the MOU, even conditionally, marks his first major foreign policy decision as Supreme Leader.

President Pezeshkian has been positioned as the diplomatic face of Iran’s negotiating effort. The electronic signing format reflects the practical constraints of conducting diplomacy between governments that lack formal bilateral channels.

What this means for markets and investors

The reopening of the Strait of Hormuz is the single most important chokepoint for global crude oil transit. If the ceasefire holds and the strait reopens as outlined, crude oil prices could see downward pressure from the restored supply certainty.

The crypto market has no direct line to this particular development. There are no digital asset provisions in the MOU, no references to blockchain-based settlement mechanisms, and no indication that either government views crypto as relevant to the negotiation framework.

The 60-day timeline for nuclear discussions introduces its own uncertainty. Investors watching this space should track adherence to that deadline as the most reliable leading indicator of whether this agreement has staying power.