Starmer backs US strike on Iran and calls for Tehran to return to negotiations

UK prime minister says Iran’s nuclear programme is a ‘grave threat to international security’

• Middle East crisis – latest updates

Keir Starmer has backed the US strike on Iran’s nuclear facilities and called on Iran to return to negotiations, saying the country’s nuclear programme was a “grave threat to international security”.

Donald Trump announced overnight that the US has bombed three nuclear sites in Iran, joining Israel’s attack on the regime.