A fragile shift in Iran-GCC relations takes shape under pressure, not trust.
By Fouad IBRAHIM
The US-Israeli war on Iran launched in February 2026 may ultimately mark a turning point in the strategic history of the Persian Gulf. While the immediate impact was visible in military damage, economic strain, and heightened insecurity, a quieter political effect has followed.
The pace of rapprochement between Iran and the GCC states has accelerated. What once appeared as a limited and tactical détente now points toward a broader search for a workable framework of coexistence.
This development represents a familiar paradox. War has not erased rivalry. It has instead deepened the sense across the region that prolonged confrontation now carries costs that are difficult to sustain.
The experience of the US-Israeli war on the Islamic Republic demonstrated not only the limits of military power but also the growing inadequacy of external security guarantees as the exclusive foundation of Gulf stability.
For both Iran and the GCC, the war made clear that competition would have to be managed, not left to escalate.
Yet the emerging rapprochement should not be mistaken for the end of geopolitical rivalry in the Gulf. Rather, it reflects the emergence of what may be described as a model of "competitive coexistence": a political order in which adversaries seek to regulate, rather than eliminate, their strategic competition.
The sustainability of this process remains uncertain and will depend on whether both sides can institutionalize cooperation while managing profound disagreements over regional security, proxy conflicts, and the future balance of power in West Asia.
Strategic recalibration after the war
The renewed momentum toward reconciliation following the US-Israeli war on the Islamic Republic emerged from a convergence of strategic calculations rather than from any fundamental ideological transformation. Prior to the conflict, Gulf-Iranian relations had already undergone a significant recalibration following the Chinese-mediated Saudi-Iranian agreement of March 2023.
Nevertheless, mutual suspicion remained deeply entrenched, and regional competition continued across multiple arenas.
The war fundamentally altered that balance. For Iran, the conflict demonstrated both the vulnerability of its military and economic infrastructure and the limitations of prolonged confrontation with a coalition possessing overwhelming technological superiority.
Although Tehran succeeded in preserving aspects of its deterrence capability, the costs of sustained military escalation became increasingly evident. Economic reconstruction, sanctions relief, and regional reintegration emerged as urgent strategic priorities.
Iranian officials have signaled that deterrence remains intact. Caretaker Defense Minister Brigadier General Majid Ebn al-Reza warned, "Our hands are on the trigger, and without hesitation we will take necessary and proportionate action in response to any violation of the ceasefire terms."
For the GCC states, the conflict produced equally important lessons. The war highlighted the vulnerability of Gulf economies to regional instability and raised profound questions about the long-term reliability of external security guarantees.
Despite close strategic partnerships with the US, Gulf policymakers recognized that no external actor could completely shield the region from the consequences of major interstate conflict. The security of energy infrastructure, maritime trade routes, and national development projects increasingly appeared to depend upon regional accommodation rather than military deterrence alone.
Consequently, a significant shift occurred in strategic thinking throughout the Gulf. The central policy question gradually shifted from how Iran might be contained or weakened to how it could be integrated into a more stable regional security framework.
This transformation does not imply acceptance of Iranian pivotal regional role; rather, it reflects recognition that the costs of perpetual confrontation have become unsustainable.
Openings for accommodation
The current phase of reconciliation rests on a set of overlapping pressures that encourage cooperation without removing rivalry.
There is first the need for crisis management. The absence of reliable communication channels has repeatedly fueled escalation over decades. Establishing structured dialogue, maritime coordination, and military deconfliction mechanisms could reduce the risk of miscalculation. These measures would not resolve disputes, but they could make confrontation less likely.
Economic considerations add further weight. Iran faces significant reconstruction needs after the war and remains constrained by sanctions, making regional economic engagement an important avenue for recovery. At the same time, Gulf states depend on regional stability to advance economic diversification, attract investment, and protect critical energy infrastructure. Although still limited, growing economic interdependence could gradually become an important stabilizing force.
Broader geopolitical shifts also favor cooperation. Over the past decade, GCC states have increasingly diversified their external partnerships while reducing reliance on any single great power. The post-war environment has reinforced this trend, encouraging greater regional responsibility for security management. In this context, Gulf-Iranian reconciliation represents not only a bilateral accommodation but also a step toward a more autonomous regional order.
In its March ministerial statement following the war, the GCC stressed that "dialogue and diplomacy" are "the only way to overcome the current crisis" and preserve regional security.
Broader geopolitical shifts are also at play. GCC states have spent the past decade diversifying partnerships and reducing reliance on any single external power. The post-war moment has accelerated that trend. There is a growing recognition that regional actors will have to assume greater responsibility for their own security, rather than relying exclusively on external guarantees.
Following the war, UAE Foreign Minister Abdullah bin Zayed told his Iranian counterpart, Abbas Araghchi, that diplomacy is the best path to lasting peace and stability, while emphasizing maritime security, freedom of navigation, and respect for sovereignty.
The message was reinforced by the Emirati Presidential Advisor Anwar Gargash, who said diplomacy and dialogue are the preferred path, provided they are grounded in principles that preserve Gulf security and stability.
In that context, engagement with Iran becomes part of a wider attempt to build a more autonomous regional order.
Limits and structural tensions
Despite these favorable conditions, the obstacles confronting GCC-Iranian reconciliation remain formidable. The most significant challenge derives from the persistence of fundamentally incompatible visions of regional order.
For Iran, the presence of external military powers in the Persian Gulf has long constituted the principal source of regional instability. Iranian strategic doctrine continues to emphasize indigenous security arrangements and resistance to foreign intervention.
During post-war talks in Muscat, Foreign Minister Araghchi called for a regional security framework free of outside interference, arguing that Gulf security should be managed by states within the region.
By contrast, most GCC states have historically regarded strategic partnerships with external powers as essential guarantees of their security and sovereignty. Although recent developments have encouraged greater regional autonomy, these divergent strategic cultures remain deeply embedded.
Domestic political considerations further complicate the situation. In Iran, powerful political and security institutions remain deeply skeptical of rapprochement with regional rivals and western partners.
Similarly, within the GCC, decades of strategic competition have generated enduring suspicions regarding Iranian intentions. Consequently, reconciliation lacks robust domestic constituencies capable of sustaining compromise during periods of renewed tension.
Yet, the role of external powers remains uncertain. The US, China, Russia, and Israel all possess significant interests in the future balance of power in the Gulf. Their respective policies may either facilitate regional accommodation or contribute to renewed polarization, depending upon broader geopolitical developments.
Possible endgames
The future trajectory of Gulf-Iranian reconciliation can be conceptualized through several possible scenarios.
The most likely scenario is the emergence of a system of institutionalized competitive coexistence. Under this arrangement, political rivalry and strategic competition would persist, but they would increasingly be managed through diplomatic institutions, crisis communication mechanisms, and limited security cooperation.
Such an outcome would resemble historical experiences of détente, in which adversaries accepted the permanence of rivalry while seeking to minimize its risks.
A second possibility involves the gradual development of deeper regional integration. This scenario would require substantial progress on sanctions relief, economic cooperation, and security confidence-building measures. Although such an outcome cannot be excluded, it would necessitate political transformations that currently appear improbable.
A third scenario involves the collapse of reconciliation and a return to confrontation. Renewed proxy conflicts, nuclear escalation, leadership transitions, or another regional war could rapidly destroy existing diplomatic gains. Given the fragility of current understandings, this possibility remains a significant risk.
Finally, the most ambitious but least probable scenario would involve the emergence of a genuinely new Gulf security architecture based on principles of collective security, mutual recognition, and reduced external military dependence, a scenario rooted in an Iranian proposal dating back to the late 1990s. Such a transformation would constitute the most profound restructuring of Gulf politics since the British withdrawal from the region in 1971.
The post-2026 rapprochement between Iran and the GCC states should not be interpreted as the resolution of historical rivalries or the emergence of a harmonious regional order.
Rather, it reflects a growing recognition that perpetual confrontation has become strategically and economically unsustainable for all parties involved. The experience of war demonstrated the limitations of military solutions and reinforced the necessity of institutionalizing mechanisms for managing geopolitical competition.
The central question facing the Gulf in the coming decade is therefore not whether strategic rivalry will disappear, but whether it can be successfully regulated. The future of Gulf security may ultimately depend less on achieving consensus than on developing durable institutions capable of managing disagreement.
In this sense, the emerging reconciliation between Iran and the GCC represents not the end of regional competition, but the beginning of a new and uncertain phase in its evolution.
Original article: thecradle.co