The interim understanding between Tehran and Washington does not yet create a new order, but it has made clearer the limits of war and pressure as a strategy, as well as the difficulty the United States faces in managing Iran, Israel, and its Arab partners at the same time.
The memorandum of understanding between Iran and the United States in June 2026 is less an end to the war or a comprehensive agreement than a limited opportunity to contain a crisis that neither side was able to resolve unilaterally through military means. The text of the agreement sets a sixty-day deadline for reaching a final settlement and defers issues such as sanctions, the status of enriched materials, implementation mechanisms, and verification to subsequent negotiations. Its significance, therefore, lies not in announcing the birth of a new order, but in illuminating the limits of the previous one: military pressure alone did not resolve the Iran question, and Washington was once again compelled to accept the path of negotiation.
One important feature of the new agreement is its return to the negotiating logic of the Joint Comprehensive Plan of Action (JCPOA): limits on and verification of the nuclear program in exchange for reduced economic pressure. The difference is that, this time, the nuclear file is not detached from its regional setting. The security of shipping in Hormuz, ceasefires on surrounding fronts, and the sanctions issue are all tied to a single dialogue. The path from the U.S. withdrawal from the JCPOA to the 2026 agreement shows that the current arrangement is not a return to the JCPOA. Rather, it is a limited, time-bound framework for negotiating unresolved issues. Whereas the 2015 agreement contained more detailed provisions on technical restrictions, verification, and the timetable for commitments, the current memorandum is more of a roadmap toward a broader settlement. Published reporting on the agreement also points to serious ambiguities over the implementation of commitments and their connection to developments in Lebanon.
Even so, the very return to negotiations carries a strategic message. The war did not compel Tehran to accept unilateral terms, while Iran, in turn, needs an agreement to benefit from reduced economic pressure and to stabilize the diplomatic track. The principal difference lies in the strategic environment in which these negotiations are taking place: Iran has entered the talks with accumulated technical knowledge, wartime experience, and its own geographic and regional leverage. In this context, the Strait of Hormuz is no longer merely an energy passageway; it has become an instrument of pressure and bargaining. The confrontation, too, has moved away from the model of a swift strike and turned into a grinding, multilayered conflict. Iran’s return to negotiations, therefore, cannot simply be described as a retreat. It came after the cost of prolonging the war became clear to all sides.
The war also showed that any assessment of Iran’s capabilities is incomplete if it is limited to conventional firepower and missile numbers. For great powers, the purpose of war is not merely to inflict damage, but to convert military pressure into a political outcome. In this case, the survival of Iran’s political structure, the preservation of part of its deterrent capacity, and the continuation of its ability to influence energy routes prevented military operations from becoming a decisive achievement for Washington. The war produced neither an outright U.S. victory nor the realization of objectives such as regime change, the complete destruction of Iran’s missile capabilities, or the severing of its regional ties. From this perspective, survival was not simply a defensive fact; it became a source of bargaining leverage on the diplomatic path.
The opposing view, of course, must be taken seriously. It may be argued that Washington’s relative flexibility is merely tactical and driven by domestic and electoral calculations. That possibility cannot be dismissed, since the memorandum of understanding is neither final nor binding, and its implementation depends on further negotiations. Yet the very fact that the United States has been forced to consider nuclear restraint, energy security, and the economic costs of war simultaneously shows that the military option alone has not been an answer to the Iran question.
The most significant political consequence of the recent understanding is not the end of the U.S.-Israeli alliance, but the exposure of that alliance’s limits at a moment when the two sides’ priorities are diverging. The tensions surrounding the Iran agreement indicate that the White House, seeking to contain the costs of war, pressure on energy markets, and domestic political concerns, has prioritized diplomacy. Tel Aviv, meanwhile, fears that the agreement could restrict its freedom of action toward Iran and Lebanon. This development does not amount to a strategic rupture between Washington and Tel Aviv. Their military, intelligence, and political ties remain deep. Yet Israel is facing greater limits than before in its ability to shape U.S. decisions on Iran. This is not an American abandonment of Israel, but rather an increase in the weight of Washington’s independent interests in the face of Tel Aviv’s demands.
The debate over whether to end or revise the $38 billion U.S. military-aid memorandum of understanding with Israel has also gained greater significance. Discussions over the future of this cooperation show that the issue is no longer merely the volume of aid, but also the costs and political consequences of sustaining that support. The proposed “U.S.-Israel Defense Technology Cooperation Initiative” reflects the same duality. Critics, including the Quincy Institute, have warned about reduced transparency and public oversight, while supporters of the proposal, including AIPAC, view it as a means of increasing reporting requirements and congressional oversight. Thus, although the era of the “blank check” has not yet ended, it is no longer as free from challenge as it once was.
For the Arab states of the Persian Gulf, the war demonstrated that complete reliance on the U.S. security umbrella does not necessarily shield them from the costs and consequences of a regional conflict. The three difficult tests confronting Gulf countries after the Iran–U.S. war—the threat to infrastructure, disruptions to shipping, and the vulnerability of energy markets—have underscored the need to diversify strategic relationships and strengthen regional dialogue. Still, this fact does not mean that Saudi Arabia, the United Arab Emirates, or Qatar are on the verge of abandoning the United States. The more likely path is to preserve security cooperation with Washington while expanding economic ties with China, investing in defense technologies, and developing selective cooperation with other actors.
Some regard this trend as evidence of the emergence of two fixed blocs in the region, but the reality is more complex. Security, energy, and economic pressures have forced the Gulf states to reconsider their calculations, yet the divide between Saudi Arabia and the United Arab Emirates also shows that conflicting interests among Arab actors continue to obstruct the formation of a unified regional coalition. Rather than moving toward entirely new and replacement alliances, the region is moving toward a network of flexible relationships in which states preserve their ties with the United States while expanding cooperation with other powers and pursuing their own independent interests.
The Iran–U.S. agreement is still insufficient to declare the arrival of a consolidated multipolar order in West Asia. The fragility of the ceasefire and the renewed exchange of attacks between Iran and the United States have shown that the distance between an agreement on paper and stability on the ground remains wide. Even so, this understanding has brought three realities into sharper view: Iran was not removed from the equation through military means; the United States must balance its support for Israel against the need to contain regional costs; and Arab states, seeking to reduce their vulnerability, are looking for more diverse options.
The durability of this path depends on the possibility of reaching agreement on verification mechanisms and sanctions relief, containing tensions in Lebanon and the Persian Gulf, and Washington’s ability to prevent its differences with Tel Aviv from turning into an operational crisis. It is therefore better to view the 2026 agreement not as the end of an era, but as the beginning of a period of cautious redefinition of balances and alliances in West Asia—a period in which no actor can impose its will on the others alone.
Ali Rahimipour, M.A. in International Relations and Defense Management
