Field Marshal Asim Munir, Pakistan's army chief and now its chief diplomat, spent Sunday night on phone calls. His interlocutors: U.S. Vice President JD Vance, special envoy Steve Witkoff, and Iranian Foreign Minister Abbas Araqchi. The product of those calls — a two-phase plan for an immediate ceasefire and the reopening of the Strait of Hormuz, with 15 to 20 days to reach a permanent settlement — arrived on both sides' desks by Monday morning.

By Monday afternoon, Iran had rejected it.

Munir's gambit was the kind of play a mid-sized power makes when it sees an opening: offer yourself as the indispensable bridge between two parties who will not talk to each other, collect the credit when it works, and absorb minimal cost if it doesn't. Pakistan has been auditioning for this role since the conflict began. It has genuine leverage — a Muslim-majority nuclear state with ties to Iran dating to the Islamic revolution and a relationship with Washington that, despite years of friction, has never fully broken. The Americans needed a phone number that Tehran would answer. Munir provided it.

The plan itself was described as the "Islamabad Accord" in some accounts — a name that suggests considerable optimism about its prospects. Under its terms, a ceasefire would take effect immediately, the strait would reopen, and both sides would have roughly three weeks to convert the pause into a permanent deal. The problem was structural: Iran had already decided that any temporary ceasefire without a guaranteed permanent resolution was a trap. Opening Hormuz in exchange for promises was precisely what Tehran refused to do.

What happens to Munir now depends on whether Iran's rejection is the end of the process or a counter-offer in disguise. If Tehran comes back with modified terms — permanent settlement first, then reopening — Pakistan remains relevant as the channel. If Iran's answer is simply no, Munir has spent considerable political capital on a failure, in public, with the world watching.