The memorandum of understanding (MoU) the United States and Iran have signed is not a peace treaty. It is not even a credible framework for one. A vocal chorus of critics has rushed to portray it as a humiliation – evidence that President Donald Trump was manoeuvred into negotiations and extracted a poor deal from a regime that outplayed him.

That reading mistakes a mirage for reality. The Trump administration entered these talks with a precise understanding of what the Iranian regime is, what it wants and what any agreement with it is actually worth. No one in that negotiating team harbours the illusion that Tehran intends to honour commitments that constrain its core ambitions. The MоU is not a peace settlement. It is a mutually understood pause – a tactical intermission chosen by both sides for reasons that have nothing to do with trust and everything to do with time.

To grasp why, one needs only consult Iran’s unbroken record. That record is not a matter of interpretation or political dispute. It is a documented history of agreements made, commitments given and obligations systematically abandoned whenever honouring them conflicted with the regime’s objectives.

The pattern is consistent enough to constitute a doctrine: Iran negotiates under pressure, signs what is necessary to relieve that pressure and resumes its course once the immediate threat has passed.

The deeply flawed 2015 Joint Comprehensive Plan of Action (JCPOA) was the most prominent recent demonstration of this cycle. Presented as a landmark of multilateral diplomacy, it was in practice a subsidised intermission – a breathing space Iran used to consolidate resources, sustain its proxy networks and continue advancing its strategic programme. The JCPOA did not change Iranian behaviour. It funded and protected it.

The Trump administration’s “maximum pressure” campaign was a direct response to that lesson: A regime of this kind cannot be managed through diplomatic lifelines. It can only be constrained by pressure severe enough to leave it no viable alternative to compliance.

The new MoU does not signal that Iran has changed. Its calculus remains what it has always been – survival and expansion, pursued through whatever tactical posture the moment requires. When pressure mounts, Iran negotiates. When pressure eases, Iran advances. Its negotiators are, by all available evidence, prepared to offer assurances they have no intention of keeping. This is not a failure of diplomatic craftsmanship. This is simply the nature of any negotiation with a regime like Iran’s.

Nowhere is this more apparent than in the Iranian nuclear programme. As a signatory to the Non-Proliferation Treaty, Iran has repeatedly committed to transparent cooperation with the International Atomic Energy Agency. It has repeatedly broken those commitments, blocking inspections, constructing clandestine enrichment facilities, destroying evidence and systematically deceiving the international community. The pattern is not one of occasional noncompliance. It is deliberate, sustained deception in pursuit of a single unwavering objective: the acquisition of a nuclear weapon.

A state genuinely committed to civilian nuclear energy has no need for a vast and enormously expensive domestic enrichment programme. Nuclear fuel can be purchased – from Russia, among others – at a fraction of the cost and without the international confrontation such a programme inevitably provokes.

Iran has chosen the far more costly and dangerous path for one reason: Enrichment is not a means to an end, but the end itself. Its rulers are committed to a nuclear weapon, and that commitment has survived changes in personnel, shifts in rhetoric and decades of pressure.

It will not be bargained away – and here lies the critical point that no amount of diplomatic optimism can paper over. Iran’s rulers are not pragmatic actors engaged in a conventional cost-benefit calculation. Their goals are theological and strategic in a way that places them beyond the reach of ordinary negotiation.

They do not govern in the interests of the Iranian people. The sanctions they have endured have devastated ordinary Iranians – driven up poverty, hollowed out the middle class, denied the population access to medicines and opportunity. None of that has moved the regime one degree from its course.

This is a regime that could, if it chose, transform its position entirely. It could make peace with its neighbours, normalise relations with the international community, shed the sanctions that have devastated its economy and dramatically improve the lives of Iranians. The price is not beyond reach: abandon the nuclear weapons programme, cease development of offensive ballistic missiles and end the sponsorship of terrorist proxies. Iran’s rulers have refused that bargain consistently and completely.

That is the essential context for understanding what the Trump administration is actually doing. It would be a serious misjudgement to read this MoU as evidence of American weakness or strategic confusion. The team that designed and executed the most effective pressure campaign against Iran in recent memory is not naive about this adversary.

Trump enters this pause knowing that Iran will not honour commitments that genuinely constrain it. He is not expecting otherwise. Neither side, in all likelihood, operates under any such illusion – which is precisely what makes the critics’ alarm about a “bad deal” somewhat beside the point.

You cannot be cheated by an agreement you never expected the other party to keep.

What this MoU represents is a mutually understood strategic pause, a breathing space both parties have chosen, for entirely different reasons, over immediate confrontation. Iran needs economic relief. A regime facing internal decay and a depleted treasury has strong incentives to buy time, replenish its resources and wait out what it calculates to be a finite window.

Tehran is acutely aware that Trump has roughly two and a half years remaining in office. From its perspective, survival through that period is itself a form of victory.

Washington’s calculus is different in kind. Keeping the Strait of Hormuz open is an immediate, non-negotiable goal – a choked strait means an energy price shock with global consequences. Beyond that, the US has its own repositioning to accomplish. Military inventories drawn down through recent operations are being restocked. Strategic options are being preserved and expanded.

A pause that enables that rebuilding, while avoiding a premature confrontation on unfavourable terms, is not a concession. It is preparation.

Trump has never wavered in his commitment to eliminating Iran as a strategic threat – not through wishful diplomacy, but through the kind of pressure that forecloses options. That commitment did not expire with the signing of this MoU. The question for Tehran is not whether American resolve exists but whether it can be outlasted. That is a wager the Iranian regime has made before and lost.

The international community will, as usual, observe from a careful distance. Many nations will urge Iran to be stopped while taking few steps to stop it, criticising US action and inaction with equal facility.

Trump understands this dynamic. It is the foundation of his approach to alliances – the insistence that partners bear proportionate burdens rather than simply drawing on American resolve while contributing little of their own.

The MoU will not resolve the Iranian problem. It was not designed to. When its terms expire or when Iran decides it has served its purpose, the nuclear programme will resume its advance, the proxies will be better resourced, and the Strait of Hormuz will once again become a flashpoint.

That outcome is not a possibility. Given Iran’s record, it is a near-certainty. The only consequential variable is whether the US and those willing to stand alongside it will be better positioned to act decisively when that moment arrives. Far from a mirage, the evidence suggests that is precisely what this administration is working to ensure.

The views expressed in this article are the author’s own and do not necessarily reflect Al Jazeera’s editorial policy.