Lord Peter Mandelson was dismissed from his post as Britain’s ambassador to the United States after disclosures this week about his friendship with convicted sex offender Jeffrey Epstein, the government said. The move followed media reports that included a photograph and messages indicating a longstanding social relationship between Mandelson and Epstein.

The published material also included an image and a handwritten note referring to Epstein in familiar terms, prompting renewed scrutiny of Mandelson’s private contacts. Reports this week quote an exchanged image and messages that have become central to criticism of the peer’s judgment and to questions over his appointment to the Washington role.

The developments revived earlier controversies from the 2000s involving Mandelson and wealthy foreign businessmen, notably a 2005 trip to Russia and a high-profile libel trial that followed reporting about it. At the time, Mandelson was serving as the European Commissioner for Trade and was reported to have travelled to Moscow after attending the World Economic Forum in Davos. Media reports said he was flown on a jet belonging to financier Nathaniel Rothschild and attended a private dinner at a Moscow restaurant tied to discussions about aluminium-import tariffs, a key trade issue for the EU.

Rothschild sued the publisher of the reporting for libel. In a 2010 judgment, Mr Justice Tugendhat found that Rothschild "had not been entirely candid" and that aspects of his conduct "foreseeably brought Lord Mandelson's public office and personal integrity into disrepute and exposed him to accusations of conflict of interest." The judge also said there were reasonable grounds to suspect that Mandelson had engaged in improper discussions about aluminium. Rothschild appealed the ruling but ultimately failed, and in October 2013 a higher court ordered one of Mandelson’s associates to pay more than £1 million in legal costs to the newspaper, according to contemporaneous reporting.

Reporting from the period described a sequence in which, after the Moscow dinner, Mandelson and others flew on a private jet to locations in Russia where they visited industrial sites and a country house linked to Oleg Deripaska, the Russian aluminium magnate. At the time Deripaska was establishing a leading position in the aluminium sector; Deripaska has since been sanctioned by the UK, European Union and United States in the wake of Russia’s full-scale invasion of Ukraine.

Mandelson has been a controversial figure in British politics for decades. He served in senior roles in the Labour government and twice left high office amid earlier controversies involving finances and relationships with wealthy figures. After departing frontline politics he co-founded a consultancy, Global Counsel, which later indicated it would seek an investor to buy Mandelson’s stake following the recent disclosures.

Political reaction to the disclosures was immediate. Conservative leader Kemi Badenoch said the prime minister had "serious questions" to answer about the appointment. Opposition and cross-party voices also said the revelations raised questions about vetting and judgment at the top of government. Labour leader Sir Keir Starmer appointed Mandelson to the Washington post earlier this year.

The newly released material about Mandelson’s relationship with Epstein comes amid a broader reassessment of links between Western politicians and wealthy foreign businessmen during the 2000s, and of the social circles that included Epstein. Epstein died in 2019 while in custody in the United States; Ghislaine Maxwell, who introduced Epstein to several public figures, was later convicted in U.S. court.

Some of the recent reporting cited contemporaneous emails and messages in which Epstein sought Mandelson’s assistance or praised him, and an exchange in which a lawyer advised ignoring a query about a bank deal. Those items have been circulated publicly in the wake of the new disclosures.

Mandelson’s dismissal marks a rapid political fall for a figure who was once central to New Labour’s senior team and later to European trade policy. The court findings from the earlier libel case remain a focal point for critics who say they illustrate how private relationships with wealthy individuals can create conflicts or the appearance of impropriety for public officials.

The government has not released a detailed account of any internal review that led to the dismissal; officials said the appointment was no longer tenable following the disclosures. Mandelson and representatives for him have not publicly provided new comment beyond earlier statements issued when the older controversies were reported. Global Counsel said it would seek an investor to buy out his stake, according to statements from the firm.

The episode has reopened debate in Westminster about standards, appointments and the extent to which private relationships should influence or compromise public office. It has also prompted renewed attention to the relationships between Western politicians and figures from Russia’s business elite during the early 2000s, a period that continues to draw scrutiny amid ongoing international tensions involving Russia.