It is a "groundbreaking milestone" that Rishi Sunak will become the UK's next prime minister, US President Joe Biden has said as he marked Diwali.Mr Biden said at an event in Washington on Monday evening "it matters" that for the first time a person of colour, who is also the child of Indian immigrants, could rise to the highest political office in the country.

It is a "groundbreaking milestone" that Rishi Sunak will become the UK's next prime minister, US President Joe Biden has said as he marked Diwali.Mr Biden said at an event in Washington on Monday evening "it matters" that for the first time a person of colour, who is also the child of Indian immigrants, could rise to the highest political office in the country.