The 50-year-old, who has served three prime ministers at Number 10, will face MPs on the foreign affairs committee on Tuesday to give his account on the scandal

Simon McDonald says Olly Robbins was ‘thrown under a bus’ by the prime minister and the decision feels wrong

Lord Simon McDonald says Mandelson scandal is the biggest crisis in the diplomatic service in decades

Exclusive: Helen MacNamara calls Starmer’s decision to sack Olly Robbins ‘unacceptable’

PM to give Commons statement on Monday, a day before sacked civil servant Olly Robbins tells his side of the story

Downing Street takes unusual step of releasing document ahead of PM’s Commons showdown over Mandelson scandal

PM admits he made mistake in choice of ambassador as he makes high-stakes statement to parliament over scandal

What questions will sacked head of the Foreign Office be asked, and what might they mean for the PM’s future?

The 50-year-old, who has served three prime ministers at Number 10, will face MPs on the foreign affairs committee on Tuesday to give his account on the scandal

Robbins was forced out as Foreign Office permanent secretary over the Mandelson vetting revelations in the Guardian

Olly Robbins was forced out as Foreign Office permanent secretary over the Peter Mandelson security vetting revelations in the Guardian

Sacked civil servant says No 10 pushed Foreign Office to find diplomatic role for Matthew Doyle, without mentioning it to foreign secretary

Former U.K. official claims political pressure influenced Mandelson's ambassador appointment despite security concerns, sparking controversy for Prime Minister Starmer.

Sacked civil servant discloses he overturned vetting ruling without knowing full extent of national security concerns

The sacked Foreign Office chief gave evidence to MPs over the Mandelson scandal – and exposed the rotten core of Keir Starmer’s government, says political editor David Maddox

Sacked civil servant says it was right not to tell PM that Mandelson had failed vetting – a view Starmer rejects

Sacked Foreign Office chief tells MPs he was briefed that UKSV considered Mandelson ‘a borderline case’

Sir Olly Robbins was asked whether Morgan McSweeney, the then-chief of staff for Sir Keir Starmer, told the Foreign Office to “just f***ing approve” Peter Mandelson’s security…

The Foreign Office chief sacked over the Peter Mandelson security vetting scandal has finally given his side of the story in an explosive appearance before MPs. Lucy Hough speaks…

Editorial: Olly Robbins exposed a deeper failure: when the prime minister’s decision came first, security vetting was left to catch up after the fact

Sacked civil servant told Commons committee there was pressure from No 10 to approve appointment of Mandelson