Will he still be PM in a year’s time? Keir Starmer is facing the biggest challenge of his political career. But divides and disagreements in his own party could yet save his skin.
I won’t step down now, says Starmer
On the edge: Yesterday the British prime minister said he would "never walk away from the country that I love". Glossary
Parliamentary majority - There are 650 seats in the UK House of Commons. A party must have 326 to have a majority, meaning they can win votes without support from members of other parties.
Jeffrey Epstein - He was a financier arrested in July 2019 on charges of sex trafficking and conspiracy to engage in sex trafficking. He was denied bail ahead of his trail and died while in jail. His death has been officially ruled a suicide by the New York City medical examiner, though a pathologist hired by Epstein's brother claims it may have been a murder.
Peter Mandelson - A Labour politician who was a minister under prime ministers Tony Blair and Gordon Brown. He has resigned from the Labour party over his links to Jeffrey Epstein.
Cabinet - The senior ministers in a government, who attend regular direct meetings with the prime minister.
Existential - Relating to the state of human existence. Existential dread can refer to grappling with your own experiences of responsibility and death.
Deputy chief whip - The whips, led by the chief whip, are responsible for maintaining discipline in political parties. They put pressure on their parties’ MPs to vote according to the wishes of the leadership.
Left-wing - A range of beliefs that are the opposite of right-wing ideas. People on the political left usually believe in collective responsibility and the good of society. They often, though not always, support higher taxes and a more active, interventionist government.