In the shadow of a fragile cease-fire in the Persian Gulf, a leaked cache of classified documents has laid bare a long-suspected but never publicly acknowledged reality: Pakistan and Saudi Arabia are bound by a mutual defense pact that treats an attack on one as an attack on both. The agreement, signed in its latest form in September 2025 by Saudi Crown Prince Mohammed bin Salman and Pakistani Prime Minister Shehbaz Sharif, obligates Islamabad to deploy forces to defend the kingdom against any threat to its “security, sovereignty, territorial integrity and interests.” Saudi Arabia, for its part, offers no equivalent military commitment—only the financial life support that has kept Pakistan’s economy from collapse.
The timing of the leak, just days after Pakistani fighter jets landed at Saudi bases in April 2026, is no coincidence. It comes as Islamabad has tried, with diminishing credibility, to position itself as a neutral broker in talks between Washington and Tehran. The pact’s activation has already undercut those efforts. Foreign Minister Ishaq Dar bluntly reminded Iranian officials in March that Pakistan’s defense obligations to Riyadh were public knowledge. Army Chief Gen. Asim Munir, addressing Shia clerics worried about the war, was even more pointed: “If you love Iran, go to Iran.”
For decades, Pakistan has performed a delicate balancing act between its two Muslim neighbors. It shares a 900-mile border with Iran, cooperates on counterterrorism in Balochistan and once pursued a gas pipeline that promised energy security. Yet the gravitational pull of Saudi Arabia has always been stronger. The reasons are as old as the Islamic Republic itself: money first, then an ideological kinship rooted in Sunni Islam that has quietly hardened into suspicion, even animosity, toward Shia Iran.
The financial dependence is stark and quantifiable. Saudi Arabia holds more than $5 billion in deposits at Pakistan’s central bank, rolled over repeatedly to stave off default. Together with Qatar, Riyadh has funneled billions in emergency assistance during recent balance-of-payments crises. Remittances from the roughly 2.7 million Pakistanis working in Saudi Arabia exceed $9 billion annually—one-quarter of the country’s total remittances and a critical buffer against inflation and currency collapse. In March 2026 alone, Saudi-based workers sent home $918 million. These flows are not charity; they are leverage. When Pakistan has wavered—most notably in 2015 when its parliament refused to join the Saudi-led war in Yemen—Riyadh has turned the tap. The message is clear: loyalty has a price tag, and Pakistan cannot afford to default on it.
That economic reality dovetails with a deeper, more visceral alignment. Pakistan is overwhelmingly Sunni. Its military and intelligence establishment, shaped by the anti-Soviet jihad of the 1980s and the Zia-ul-Haq era’s Islamization policies, has long viewed Saudi Arabia as the guardian of Sunni orthodoxy. Riyadh’s funding of Deobandi and Wahhabi madrassas—hundreds of millions of dollars funneled through Gulf donors—has entrenched a strain of Sunni revivalism that regards Shia Islam with doctrinal wariness at best and outright hostility at worst. Iran, by contrast, is the standard-bearer of Shia power. Its 1979 revolution inspired Pakistan’s own Shia minority, roughly 20 percent of the population, but also provoked a violent backlash. Sectarian militias on both sides, some Saudi-backed, some Iranian-supported, turned Pakistani streets into proxy battlegrounds in the 1980s and ’90s. Assassinations of Shia professionals, attacks on Sunni processions and tit-for-tat bombings became grimly routine. Though overt violence has ebbed, the underlying fault lines remain. Saudi influence in Pakistan’s religious seminaries has outpaced Iranian efforts, tilting the ideological terrain firmly toward Riyadh.
Pakistani officials insist the pact is purely defensive and does not require offensive action against Iran. Yet the language is elastic: any threat to Saudi “interests” could be interpreted broadly. Internal military memos leaked alongside the pact reveal Pakistani generals’ unease about the one-sided bargain. They sought to limit obligations to Saudi soil and exclude nuclear forces. Still, the deployments have happened. Fighter jets are now in the kingdom. The logic of cash and creed has prevailed over geography and neutrality.
Tehran understands the shift. Iranian officials have watched Pakistan’s growing entanglement with quiet fury, aware that Islamabad’s mediation efforts were always fragile theater. For Pakistan’s Shia communities, the pact feels like a betrayal. Clerics have denounced it in Friday sermons; protests have flickered in Shia-majority neighborhoods of Karachi and Quetta. Yet the state’s response—dismissive at best, repressive at worst—signals where power truly lies.
History suggests the balancing act is unsustainable. Pakistan’s economy is structurally dependent on Gulf largesse. Its military doctrine, forged in the crucible of the Afghan jihad, aligns more naturally with Riyadh’s worldview than Tehran’s. And its domestic politics reward Sunni solidarity far more than ecumenical outreach to Shia neighbors. As tensions in the Gulf persist, Islamabad will face a binary choice. The leaked pact makes that choice explicit. Money talks; Sunni solidarity whispers; and Iran, for all its strategic utility, offers neither in sufficient quantity.
Pakistan’s leaders may still mouth platitudes about “brotherly relations” with both kingdoms. But the trajectory is unmistakable. Over time, the quiet abandonment of Iran will not be announced in a press conference. It will be visible in the steady deployment of Pakistani pilots over Saudi skies, in the renewal of multibillion-dollar deposits in Islamabad’s central bank, and in the marginalization of voices that dare to suggest Tehran might also deserve Pakistan’s friendship. In the end, survival and sectarian affinity will decide. Saudi Arabia has the money and the creed. Iran, for Pakistan, has neither.



















