An attempt by the government to widen police powers over protests has been ruled unlawful by the High Court. Legislation introduced last year under ex-home secretary Suella Braverman gave officers more leeway to stop disruption. But now two judges have ruled it did not have a proper legal basis, and the Home Office failed to consult properly on it.

Lord Walney, the government’s independent adviser on political violence and disruption, says extremists are hijacking progressive causes to impose beliefs on society