The Golders Green Attack Is Not Just About Iran. It's About the Model Britain Chose.

On the morning of April 29, a 45-year-old man ran down Golders Green Road with a knife, stabbing two Jewish men¹ — Moshe Shine, 76, and Shilome Rand, 34 — in what Metropolitan Police formally declared a terrorist incident². Within hours, HAYI³ — Harakat Ashab al-Yamin al-Islamia, a shadowy group that Western security services assess is either an IRGC construct or an entity operating within the pro-Iranian online ecosystem — claimed responsibility⁴. Police had already arrested 26 people⁵ for attacks on Jewish targets in London since the US-Israel strikes on Iran began on February 28. The Golders Green attack is the most violent incident yet in a campaign that has included arson attacks on Hatzola ambulances, a firebombing at Finchley Reform Synagogue, and an attempted arson at the offices of Iran International.

The instinctive explanation is a clean causal chain: Britain helped America bomb Iran, so Iran is retaliating against British Jews. This narrative has obvious appeal. The UK was the first and only European country⁶ to openly allow US bombers to operate from its territory during the Iran war, with B-1B Lancers and B-52s flying from RAF Fairford⁷ and operations extended to Diego Garcia⁸. Iran's foreign minister explicitly said⁹ Starmer was putting British lives in danger. RAF Akrotiri in Cyprus was struck by an Iranian drone on March 2¹⁰ — the first attack on a British sovereign facility in modern memory. If you want to tell a story about British foreign policy blowback, the material is abundant.

But I think that story, while containing real threads of truth, gets the causation wrong in a way that matters for policy.

The comparative European evidence is the crux. HAYI's first confirmed attack¹¹ was a bomb outside a synagogue in Liège, Belgium, on March 9. Within weeks, the group claimed attacks in four countries¹²: the Netherlands, Belgium, France, and the UK. These included an explosion at a Rotterdam synagogue, damage to a Jewish school in Amsterdam, and a foiled bombing outside a Bank of America office in Paris. Belgium, the Netherlands, and France offered no base access to the US. They did not trigger the JCPOA snapback independently. They maintained greater diplomatic distance from Washington's Iran policy than London did. They were hit anyway. The Dutch justice minister openly investigated Iranian involvement¹² in the Rotterdam attack. France's interior minister drew a direct link to Iran¹³. If UK alignment with US policy were the operative variable, you'd expect a clear gradient — more attacks on the UK, fewer on non-aligned countries. The data doesn't show that. The attacks are distributed across European states based on the presence of Jewish and Israeli-linked targets, not on those states' diplomatic positioning.

This point is reinforced by the deeper historical record. MI5 Director General Ken McCallum reported in October 2025¹⁴ that his service had tracked "more than twenty potentially lethal Iran-backed plots" in the preceding year alone — a period that substantially predates the February 2026 war. And as McCallum himself noted¹⁵, this was not a uniquely British problem: his Australian counterpart had exposed Iranian-backed antisemitic attacks in Sydney, Dutch colleagues had revealed a failed assassination attempt, and fourteen nations jointly condemned Iran's transnational aggression. Iran's targeting of European states is structural, rooted in its revolutionary ideology and its transnational repression of dissidents and Jews. It is not primarily a transactional response to specific alliance decisions.

That said, I want to be precise about what UK policy did and didn't do. The UK government did make choices that deepened its involvement. Starmer's decision to allow US bombers to operate from British soil — whatever the legal framing as "defensive" — placed the UK in a category no other European NATO ally occupied. Chatham House analysis¹⁷ noted that the distinction between defensive and offensive operations from RAF Fairford "may be unrealistic in a theatre of war." Iran certainly did not recognize the distinction. And the chronological record shows that while Iran targeted Diego Garcia before the expanded March 20 base access announcement (the UK MoD confirmed this to CNBC⁸), Tehran was already treating British facilities as legitimate targets from the war's opening hours. So did British base access marginally increase targeting? Probably. At the margin. For kinetic military strikes on British sovereign territory. But here's the critical distinction: kinetic military targeting of bases with US military infrastructure is a categorically different threat from the proxy terror campaign against Jewish communities on the streets of north London. The HAYI model — recruiting teenagers via Snapchat for €500-€1,000 per attack¹³ — struck Belgium first, not Britain. It targeted Jewish and Israeli-linked sites, not RAF Fairford.

The real policy failure is more prosaic, and the UK Parliament identified it before any of this happened. The Intelligence and Security Committee's July 2025 report¹⁶ found that the government's Iran policy had "suffered from a focus on crisis management" and was "primarily driven by concerns over Iran's nuclear program — to the exclusion of other issues." The ISC described "fire-fighting"¹⁶ rather than strategic engagement, and a "lack of Iran-specific expertise across Government." The ISC report was based on evidence gathered between 2021 and 2023 — long before the February 2026 strikes. This is a critique not of alignment with Washington, but of institutional preparedness for a threat that was already documented, growing, and structurally embedded in Iranian statecraft.

The Golders Green attack victim Shilome Rand told ITV News¹⁹ that the government was "not doing its job" protecting the Jewish community. His community has endured months of escalating attacks. That anger is warranted. But the right target for it is not Britain's alliance posture — it is the gap between what MI5 knew (20+ lethal plots documented before the war even started) and what the government resourced in terms of community protection, domestic network disruption, and Iran-specific intelligence capacity.

The HAYI phenomenon itself remains genuinely uncertain. No government has publicly established an evidentiary link³ between HAYI and the Iranian state. The group's Telegram channel was registered two years ago³ but lay dormant until March — suggesting pre-positioned infrastructure, not a spontaneous response to UK policy. Its logo misspells Arabic words¹². Its operatives are teenagers and petty criminals. As the Irish Times reported¹³, a former drug dealer recruited via Snapchat for an earlier Iran-linked operation in Munich said he thought he was helping with a "fraud case." This is gig-economy terrorism — cheap, deniable, and designed to create psychological impact at minimal cost to the sponsoring state. It is also, crucially, a model that no amount of British diplomatic repositioning could prevent, because the activation decision sits in Tehran (or with IRGC-adjacent actors in Baghdad), not in Whitehall.

I want to acknowledge the strongest version of the counter-argument. Iran's foreign minister directly, publicly named British base access as a reason for targeting British interests. The temporal acceleration of attacks in London after February 28 is real. The UK did have available diplomatic off-ramps — it could have declined to trigger the JCPOA snapback alongside France and Germany, and it could have refused the US request for base access. These were sovereign choices with foreseeable consequences. But the evidence I've reviewed persuades me that the marginal contribution of those choices to the proxy terror campaign against Jewish communities in London is small relative to the structural, ideological, and operational factors driving HAYI's campaign across all of western Europe. The countries that made exactly the diplomatic choices British critics prescribe were hit at comparable rates.

What should readers watch for next? Three things. First, whether UK counter-terrorism police formally establish an Iranian state connection to HAYI operations on British soil — the RFE/RL and ICCT reporting³ suggests investigators remain "open-minded" and have not resolved the attribution question. If that link is established, the pressure to proscribe the IRGC as a terrorist organization in UK law (something the government has resisted for years¹⁸) will become irresistible. Second, whether the pattern of attacks shifts from arson and low-level disruption toward the kind of knife attack we saw in Golders Green — because if this was an Iranian-coordinated escalation rather than an opportunistic lone actor, it signals a fundamentally different threat level. And third, whether any European country that maintained diplomatic distance from the US during the 2026 war demonstrates a measurably lower rate of HAYI-linked attacks — because that is the specific, falsifiable claim that the "blowback" thesis depends on, and so far the data doesn't support it.