questionText: To ask the Minister for the Cabinet Office, what role the Cabinet Office played in setting or overseeing the processes for security vetting and appointment of Lord Mandelson as UK ambassador to the United States; and whether the Cabinet Office provided guidance on the use of informal communications such as WhatsApp by ministers and officials involved in that process.
answerText: The Cabinet Office carried out a due diligence exercise prior to the announcement of Lord Mandelson’s role as His Majesty's Ambassador to the United States as documented in the response to the Humble Address published on 11 March 2026.The Cabinet Office h...
heading: Lord Mandelson