CNBC | Monday, February 23, 2026 
Epstein files: Ex-UK ambassador to U.S. Peter Mandelson arrested in London

Police in London on Monday arrested Peter Mandelson, Britain’s former ambassador to the United States, who has been under investigation for his relationship with notorious sex offender Jeffrey Epstein. Metropolitan Police in London said that Lord Mandelson, 72, was arrested on suspicion of misconduct in public office, the same grounds on which other police in Britain last week arrested and briefly detained Andrew Mountbatten-Windsor, the former prince and longtime friend of Epstein. Police did not identify Mandelson by name, as is customary in Britain, but photos of him being led from his house by police were published Monday. Police were known to be investigating whether he leaked market-sensitive information to Epstein when he was a government minister during the global financial crisis in 2009 and 2010. Mandelson, who was fired in September on orders from British Prime Minister Keir Starmer after revelations about his dealings with Epstein, has previously denied any wrongdoing. “He was arrested at an address in Camden … and has been taken to a London police station for interview,” the Metropolitan Police said in a statement. “This follows search warrants at two addresses in the Wiltshire and Camden area,” police said. “We are not able to provide further information at this stage to prevent prejudicing the integrity of the investigation.” Mandelson resigned from the House of Lords in early February. In a statement then, he said,viction [in 2008] and to continue my association with him afterwards.” …Read more