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Iran Conflict 2026
22MAY

Trump floats leaving NATO after rebuff

3 min read
11:08UTC

After every ally he named for a Strait of Hormuz escort coalition formally refused, Trump said leaving NATO is 'something to think about.' Germany's foreign minister answered for the continent: 'We will not participate in this conflict.'

ConflictDeveloping
Key takeaway

Trump has exhausted both the NATO lever and the China lever without producing compliance, leaving no visible diplomatic middle option.

Trump said leaving NATO is "something to think about" after Australia, Japan, the United Kingdom, Germany, and France — every country he named for a Strait of Hormuz escort coalition — formally declined to send warships 1. He warned The Alliance faces a "very bad future." Germany's foreign minister responded: "We will not participate in this conflict" 2.

The threat came one day after Trump warned he might delay his summit with Xi Jinping over Hormuz , and three days after all five named allies formally refused his escort call . Three leverage attempts — against European allies, against China, against NATO as an institution — have produced zero warship commitments.

Trump questioned NATO's value during his first term, but those threats concerned burden-sharing within a shared strategic framework. Allied capitals are refusing Hormuz duty not out of free-riding but because they regard the campaign against Iran as an American choice they had no part in making. Five of them said as much when they jointly opposed Israel's ground offensive in Lebanon — the sharpest Western diplomatic break with Israel since the war began.

The practical consequence: the strait of Hormuz stays closed. US Navy officials described it as an Iranian "kill box" with more than 300 ships stranded . Energy Secretary Wright acknowledged the US is "simply not ready" for escorts . Without allied warships, Washington must degrade Iran's maritime threat enough to escort tankers alone — on no stated timeline — or accept that 20% of the world's seaborne oil stays blocked. Threatening to leave NATO does not produce frigates.

Deep Analysis

In plain English

The US asked its European NATO allies to join a naval patrol protecting oil tankers in the Strait of Hormuz — a critical chokepoint for global energy supplies. Every ally refused. Trump responded by suggesting the US might leave NATO entirely. NATO is the 75-year military pact that guarantees European security. The threat is partly frustration, partly negotiating tactic. But even an idle threat reshapes how European governments plan: they now have to build defences assuming US backing may not be permanent, which costs money and changes how the whole Western security system works.

Deep Analysis
Synthesis

The simultaneous failures of the NATO lever and the Xi/China lever — Trump has now publicly threatened both relationships without extracting compliance — suggests the administration has exhausted its primary coercive diplomatic tools. Having made both threats publicly, the next move is either concession or further unilateral action; there is no face-saving middle diplomatic option remaining without one of the threatened parties reversing course.

Root Causes

The structural divergence is rooted in treaty scope: European economies depend on Gulf energy stability but face no Article 5 obligation to support offensive operations in third-party conflicts. Allies calculate that participation exposes them to Iranian retaliation — port closures, cyber attacks, energy disruption — with no binding legal requirement to follow the US into an elective war it launched without NATO consultation.

What could happen next?
1 precedent1 consequence2 risk1 opportunity
  • Precedent

    First explicit presidential threat to leave NATO during an active military operation the alliance formally declined to join.

    Immediate · Assessed
  • Consequence

    European governments will accelerate autonomous defence planning regardless of whether Trump follows through, as the threat itself demonstrates the credibility gap.

    Short term · Assessed
  • Risk

    NATO credibility erosion may create a window for Russian opportunism in Eastern Europe while Western political and military attention is concentrated on the Gulf theatre.

    Medium term · Suggested
  • Risk

    China may calculate that a US-NATO fracture reduces the cost of pressure on Taiwan, particularly if the US military is simultaneously engaged in the Gulf.

    Medium term · Suggested
  • Opportunity

    European defence industrial base expansion accelerates, potentially reducing long-term dependence on US systems and creating a more autonomous European security capacity.

    Long term · Suggested
First Reported In

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PBS· 18 Mar 2026
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Different Perspectives
Islamabad (Pakistan Armed Forces and Foreign Ministry)
Islamabad (Pakistan Armed Forces and Foreign Ministry)
Munir's cancellation reflects Islamabad's assessment that no bridging formula survives the collision of Khamenei's uranium directive, Rubio's Hormuz red line, and the sequencing gap simultaneously; Naqvi's relay role signals continued Pakistani engagement without a mandate to close any of the three gaps.
Lloyd's of London war-risk market
Lloyd's of London war-risk market
Published PGSA coordinates give underwriters the cartographic input to model tanker route exposure inside the claimed zone; OFAC's Sunday GL V ruling determines whether Hengli-Singapore dollar-clearing routes carry secondary-sanctions risk from Monday, adding a compliance layer to the existing kinetic war-risk premium.
Hengaw Human Rights Organisation
Hengaw Human Rights Organisation
Zaleh's trial lasted 'only a few minutes' before a conviction on PDKI membership charges at Naqadeh; the pattern of solitary detention, coerced confession, and minutes-long hearing is consistent with wartime political-charge architecture the organisation has documented across the Kurdish northwest.
Gulf Arab states (UAE, Bahrain, Kuwait)
Gulf Arab states (UAE, Bahrain, Kuwait)
The UAE has not published counter-coordinates to the PGSA's Hormuz zone map, leaving Emirati silence as the maritime-law response to Iran's charted boundary claim. Abu Dhabi's published position now defaults by omission toward implied acceptance of the zone's cartographic fact.
Beijing's Ministry of Commerce
Beijing's Ministry of Commerce
MOFCOM's blocking order covers Hengli and four other designated refineries on the mainland but does not extend to the dollar-clearing layer in Singapore, making Sunday's GL V expiry the first live test of whether Beijing's sanctions-defiance architecture reaches the place where dollars settle.
The White House
The White House
Trump's verbal track on Iran has produced no signed Iran-specific presidential instrument across 84 days; both financial-sector EOs signed on 19 May are unrelated to Hormuz or the IRGC. Rubio's public naming of the Hormuz toll architecture as a deal-killer is the administration's most concrete new position this week.