The great powers signed up to Sunak’s AI summit – while jostling for position

Even China is part of the UK's Bletchley declaration' - but Britain is not the only country ambitious to lead on the issue

Sitting in a purpose-built hut in the grounds of the historic Bletchley Park country estate, British officials believed they had pulled off a diplomatic coup.

On stage in front of them was the UK's technology secretary, Michelle Donelan, and behind her were high-level representatives from the US and China, together for the first time to discuss the international regulation of artificial intelligence.