Skip to content
Briefings are running a touch slower this week while we rebuild the foundations.See roadmap
Russia-Ukraine War 2026
1JUN

Araghchi flies home; Witkoff grounded in DC

3 min read
10:39UTC

Iran's foreign minister flew to Islamabad to brief Pakistan, not Americans. Trump cancelled Witkoff and Kushner's flight mid-preparation, collapsing the third US-Iran channel attempt in two weeks.

ConflictDeveloping
Key takeaway

Iran will brief through Pakistan; Washington will not fly to Pakistan; six days remain on the War Powers clock.

Iran's Foreign Minister Abbas Araghchi flew to Islamabad on 24 April to brief Pakistan on Tehran's framework and departed on 25 April without meeting any US official, Esmaeil Baqaei of the Iran Foreign Ministry confirming "no meeting is planned to take place between Iran and the U.S." 1 Donald Trump cancelled Steve Witkoff and Jared Kushner's flight to Pakistan mid-preparation and told Fox News: "I told my people a little while ago, they were getting ready to leave, and I said, Nope, you're not making an 18 hour flight to go there." 2 Pakistan, which neither government needed to meet, hosted both.

The two sides describe the same collapse in opposite terms. Tasnim reported Araghchi's trip was "not for negotiations with the Americans" but to brief Pakistan. Trump told the same Fox News appearance that Iran had refused to engage. Iran has now publicly insisted on Pakistani mediation; Washington has now publicly insisted on direct phone contact. Tehran and Washington have committed in public to opposite procedural floors.

This is the third failure of a US-Iran channel inside two weeks. Islamabad 1 broke down on 12 April, and Vance's planned Islamabad 2 trip was postponed on 22 April after Iran said it had no plans to re-engage . The Vance-postponement chain has now run twice . Iran told Fortune it will continue mediation "until a result is achieved", a phrase that holds the talks open in principle while leaving them broken in practice. The 1 May War Powers Resolution deadline is six days away with no scheduled venue and no agreed modality.

Deep Analysis

In plain English

Since February 2026, the US and Iran have been at war over the Strait of Hormuz, the narrow waterway through which a fifth of the world's oil passes. They have never held direct face-to-face talks: the US insists on it, Iran refuses, preferring a go-between. Pakistan has been acting as that go-between. Araghchi (Iran's top diplomat) flew to Islamabad to keep the channel warm. The US sent envoys to meet him, but Trump cancelled their trip before they boarded the plane, publicly complaining he would not send people on an 18-hour flight. The result is three failed contact attempts in a fortnight, with each side publicly blaming the other's procedural demands. The formal deadline for US military authority to continue this war without a new vote in Congress falls on 1 May, six days away.

Deep Analysis
Root Causes

Witkoff and Kushner carry Trump's personal trust but hold no Senate-confirmed position and no signed negotiating mandate. Iran's institutional framework requires a formal interlocutor with verifiable authority to commit the US government. A Truth Social post extending the ceasefire and a Truth Social post cancelling the delegation are constitutionally equivalent: neither creates binding state obligations.

Araghchi speaks for the Pezeshkian civilian government, not the IRGC, which controls the blockade and publicly declared its self-restraint over on 24 April . Any deal Araghchi signs that does not include explicit IRGC concessions on the blockade will not change the operational situation, which Tehran knows and Washington has not explicitly acknowledged.

Trump's Fox News quote ("I told my people... you're not making an 18-hour flight") was broadcast to an Iranian domestic audience the IRGC will use to argue the US is not serious. Iran's foreign ministry confirmation that no meeting was planned was broadcast to a US domestic audience that Republican hawks will use to argue Iran is not serious. Both sides are simultaneously negotiating for an external deal and signalling resolve to their internal coalitions.

Escalation

The Islamabad 3 failure raises near-term escalation risk on the 1 May WPR deadline. If Trump does not file a report or seek AUMF authorisation by Friday, the legal authority to continue operations becomes contested. Congressional pressure (Collins, Tillis, Murkowski) to produce a formal instrument will intensify, which may push Trump toward a dramatic public action rather than quiet compliance.

What could happen next?
  • Consequence

    Pakistan's mediation channel is intact but degraded: it has now hosted three failed contact attempts in 14 days, reducing its credibility as a forum that can deliver meetings rather than proximity.

    Short term · 0.82
  • Risk

    The 1 May WPR deadline falls with no signed Iran executive instrument and no talks scheduled, creating the strongest congressional pressure to force a vote that the war has yet seen.

    Immediate · 0.88
  • Precedent

    Three sequential channel collapses without any formal agreement establishes that Islamabad proximity talks cannot bridge the IRGC-civilian gap on the Iranian side or the informal-formal gap on the US side.

    Medium term · 0.75
First Reported In

Update #79 · Islamabad 3 collapses; Witkoff grounded, talks stall

NPR· 25 Apr 2026
Read original
Causes and effects
This Event
Araghchi flies home; Witkoff grounded in DC
Pakistan now mediates between two governments whose procedural demands point in opposite directions, six days before the War Powers clock runs out.
Different Perspectives
China
China
Beijing has not publicly commented on the dual Oreshnik launch. China's declared position of urging restraint and dialogue sits awkwardly alongside its continued economic ties with Russia; the weapons escalation tests whether Beijing's neutrality framing can survive a European IRBM normalisation event.
IAEA
IAEA
Director General Grossi condemned the ZNPP reactor-6 turbine building strike and stated "there should be no attack of any kind from or against the plant." The agency confirmed normal radiation levels but has not resolved attribution; Rosatom CEO Likachev warned the region is "one step closer to an incident."
Turkey
Turkey
Ankara hosted Istanbul Round 2 at Ciragan Palace on 2 June and secured a 1,200-for-1,200 prisoner exchange, consolidating Turkey as the war's sole diplomatic venue after Rubio confirmed US mediation has ended. Erdogan's leverage over both parties grows with each round.
European Union
European Union
EU Ambassador Mathernova answered Lavrov's evacuation demand with "We stay in Kyiv. We stay with Ukraine." The Verkhovna Rada approved the EUR 90bn EU loan on 28 May; the EUR 9.1bn first tranche, the EU's first explicit defence-procurement financing, arrives mid-June.
United States
United States
Rubio declared US mediation stagnated on 22 May and confirmed no talks were occurring, then received Lavrov's evacuation demand three days later without ordering embassy drawdown. Washington's leverage now runs through the GL 134C sanctions cliff on 17 June rather than any active diplomatic channel.
Ukraine
Ukraine
Zelenskyy called Russia's 2-3 day ceasefire counter-offer at Istanbul Round 2 "shortsighted" and submitted a full peace memorandum covering EU membership, international guarantees, phased sanctions relief and frozen-asset reparations. Kyiv's position is that a partial ceasefire freeze aids Russian reconstitution; only an all-domain 30-day pause is acceptable.