Overview
- More than 100 pages from the government’s first tranche were published after a Commons order, with further material held back at the request of the Metropolitan Police and subject to Intelligence and Security Committee oversight.
- A December 2024 Cabinet Office due‑diligence note flagged Mandelson’s continued contact with Jeffrey Epstein after 2008 and reported he stayed at Epstein’s home in 2009, while the national security adviser called the appointment process “weirdly rushed.”
- Officials cautioned that using a political appointee in Washington carried added exposure for the prime minister, yet internal notes show senior aides said they were satisfied with Mandelson’s responses at the time.
- No 10 records state Starmer dismissed Mandelson on 11 September 2025 after leaked emails revealed a deeper relationship than previously known, and ministers now say withheld documents will show Mandelson misled Downing Street.
- Files show Mandelson sought more than £500,000 on exit but received a £75,000 settlement; he was arrested on 23 February 2026 on suspicion of misconduct in public office as investigators examine allegations, drawn from US DOJ releases and emails, that he shared sensitive UK material.