Keir Starmer has agreed to allow the US to use UK military bases to launch attacks that degrade Iran’s missiles. In a recorded statement, the prime minister said, 'we have taken the decision to accept this request, to prevent Iran firing missiles across the region'. In addition, British jets are in the air as part of coordinated defensive operations, which he said had 'already successfully intercepted Iranian strikes'.

• US and Israel launch new wave of attacks on Iran amid threat of escalation