After four months of hostilities, could the United States and the Islamic Republic of Iran finally be nearing an end of their war? With the recent release of the details of an interim agreement that effectively extends their existing ceasefire, this outcome remains murky. The memorandum of understanding (MOU) largely takes the parties back to pre-war negotiating positions that do not suggest a final deal is guaranteed without focus and introspection in Washington.
The MOU’s details are particularly beneficial to Tehran. The Trump administration has promised major sanctions relief, sanctions waivers ahead of that relief, the release of frozen Iranian funds, reconstruction facilitation through the Gulf and other interested parties, and an end to its blockade of Iranian ports. Iran, meanwhile, has promised to cease its hold on the Strait of Hormuz, which facilitated a global energy and humanitarian crisis that was worsened by the US blockade, and to not seek a nuclear weapon. Both countries agree to not interfere in each other’s internal affairs.
The reopening of the Strait of Hormuz helps avoid a major economic crisis. While Iran faced economic pain from the blockade, Washington likely understood the politics surrounding the war and the worsening economic downturn, with oil reserves nearing depletion and a massive spike in inflation on the horizon. Trump’s stated desire to avoid a “depression” highlights this thinking.
Both parties also agreed to the regional nature of the MOU, meaning the ceasefire extends to Lebanon and will require reining in Israel and Hezbollah. The issue of Lebanon poses a particularly difficult component in US-Iran talks, given Israel’s ambitious regional plans to occupy the territory of its neighbors, especially in an election year.
Officials in Washington and Tehran also face difficult domestic contexts, with hardliners interested in stymieing efforts to end the rivalry between the two states. These risks explain why Vice President JD Vance and Iranian Foreign Minister Abass Araghchi have been incredibly active in attempting to broadcast the MOU’s terms: It will require domestic buy-in just as much as international consensus.
It is both these regional and domestic constraints that raise serious questions about the MOU’s viability, especially given the general language in the document. There is significant room for differing interpretations of the text, complicating sequencing and the push for a mutual understanding regarding Iran’s nuclear program. Trump stated as much at the G7 summit on June 17, although his interviews and speeches vacillated between rosy views of the MOU, castigating Israel, and threatening Iran for any failure to see talks through.
Still, the MOU is crucial in that it strengthens a pre-existing ceasefire between Iran and the United States, as non-existent as that ceasefire was in practice. Both countries traded blows after the ceasefire began on April 8, with the US blockade – a blatant act of war – sustained amid negotiations. Yet the war’s scale shifted drastically, with decreased civilian harm as daily strikes across the region largely stopped outside of Lebanon and northern Israel, albeit with periodic strikes in the Gulf.
Thus, what is better described as an imperfect truce could be telling for the MOU’s 60-day negotiating period: The risk of escalation remains incredibly high while any cessation of hostilities between Tehran and Washington should be welcomed for the relief it brings to the region’s people, alongside American citizens and the broader global community facing the war’s economic impacts. While the MOU does not address issues of autocracy imperiling Iranian citizens, nor Iran’s missile program or regional proxy network, “maximum pressure” efforts that produced this disastrous war never stood a chance of solving these problems anyway.
The hope is that the Trump administration recognizes that its clear strategic failure in its war of choice with Iran requires it to finally make concessions to the Islamic Republic that have always been necessary for a serious nuclear deal and broader calm. It is for this reason that the MOU should not be described as a “deal” in the traditional sense, as opposed to a potential recognition of the need for an off-ramp.
Ultimately, the nature of the strategic disaster for the United States necessitates a deeper review of the principles long defining Washington’s ill-conceived foreign policy approach to the Middle East, whether the MOU sticks or not. Whether today represents a US Suez moment remains to be seen but the parallels are clear. Regardless, Washington finds itself in a significantly weakened strategic position due to its poor decision-making.
Time will tell whether upcoming negotiations can finally foster this course correction. The MOU’s call for regional investment flows into Iran offers a bridge toward regional integration that is noteworthy for the overdue shift it would signal in lessening Washington’s regional micromanagement. While hardly guaranteed, these steps within the MOU framework constitute an opportunity. The only question is whether Washington will truly grasp it.
Alexander Langlois is a contributing fellow at Defense Priorities.