Police are reviewing a social media post by Sarah Helm, the wife of the UK's national security adviser Jonathan Powell, which referenced Palestine Action. The group is now proscribed as a terrorist organisation, and Helm's message has sparked widespread political and public reaction.
Introduction
Police are reviewing a social media post by Sarah Helm, the wife of the UK's national security adviser Jonathan Powell, which referenced Palestine Action. The group is now proscribed as a terrorist organisation, and Helm's message has sparked widespread political and public reaction.
What Happened
On Thursday 15 October, Sarah Helm posted on X expressing support for Palestine Action, responding to a Sky News discussion about author Sally Rooney, who announced she would direct royalties toward the group. In response, UK publishers withdrew Rooney's books from shelves. Downing Street confirmed that Helm does not represent the government in any capacity. The Metropolitan Police said they are assessing the post to determine whether further investigation may be required.
Why This Matters
Palestine Action is labelled a terrorist group by the Home Office, making it a criminal offence to belong to or support the organisation, punishable by up to 14 years in prison. The proscription, introduced in 2025, followed reports that four of its activists caused £1.2 million in damage at a UK site of an Israel-based defence firm. The group describes itself as a direct action movement that uses disruptive tactics. The post has divided opinion: the Campaign Against Antisemitism criticised the message, while Green Party leader Zack Polanski defended Helm, calling for Palestine Action to be de-proscribed immediately and describing its official labelling as ludicrous and authoritarian. With an estimated 3,700 arrests and around 2,500 charges linked to the group, the situation highlights deep tension between protest rights and national security policy.
Key Takeaways
- Sarah Helm's post has become a flashpoint for debate over protest, activism, and government accountability.
- Palestine Action's proscription means public support can now lead to criminal charges.
- Police assessment of the post continues, with potential implications for free speech and security policy.
- Political figures across the spectrum have weighed in, reflecting the issue's polarising nature.
Conclusion
The intersection of high-profile social media activity, proscribed activism, and national security oversight ensures this story will remain developing. As the Supreme Court prepares to hear a legal challenge to the proscription, the balance between free expression and state security remains under intense scrutiny.









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