I knew that Peter Mandelson failed security vetting. So why didn’t Keir Starmer?
- Posted on April 20, 2026
- By The Independent
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- 1 min read
I knew that Peter Mandelson failed security vetting. So why didn’t Keir Starmer?

Political editor David Maddox looks back on The Independent’s exclusive in September last year and how he informed Downing Street of Mandelson’s vetting failure seven months before the prime minister claims he knew