E has sold 72 Typhoon jets to Saudi Arabia and hopes to sell 48 more — but the deal could run into problems

Jeremy Corbyn leant into a microphone before a cheering crowd in Trafalgar Square three years ago. It was the keynote speech at a march against the renewal of the Trident nuclear deterrent. The Labour leader, a lifelong member of the Campaign for Nuclear Disarmament, was unflinching in his views. “Consider for a moment what a nuclear weapon actually is,” he said. “It’s a weapon of mass destruction . . . I hope we don’t spend £100bn on the replacement of the whole Trident systems and the submarines.”

Corbyn’s speech proved futile: MPs voted by a huge majority to renew the nuclear fleet later that summer. That decision, however, may yet be revisited.

As Theresa May’s grip on power weakens, the growing possibility of a Labour