Pippa Crerar and Peter Walker look at what the Mandelson files have shown and what this means for Keir Starmer

The 147-page document reveals what Keir Starmer was told about Peter Mandelson before and after his appointment as US ambassador

The first tranche of documents produced into the appointment of the former Labour grandee as ambassador to the US show that Sir Keir Starmer was warned in detail about his links…