header-logo header-logo

12 June 2026
Issue: 8165 / Categories: Legal News , Profession , Constitutional law , International , National security
printer mail-detail

NLJ this week: Mandelson affair exposes constitutional fault lines

252162
© Shutterstock
The fallout from Lord Mandelson’s appointment and dismissal as UK ambassador to Washington raises profound questions about constitutional governance, accountability and political appointments

Writing in NLJ this week, Professor Graham Zellick KC argues that the affair was marked by 'abuse of authority and procedural irregularity'. Examining the appointment through the Constitutional Reform and Governance Act 2010, he contends that powers vested in the foreign secretary appeared to be exercised instead by No 10.

The article also scrutinises the handling of security vetting, highlighting concerns that key decisions were taken without proper documentation or oversight.

While political appointments to ambassadorial posts are legally permissible, Zellick questions whether they should continue at all, noting their rarity and potential to undermine the non-political nature of the diplomatic service. Ultimately, he argues that failures of judgement, rather than legal complexity, lay at the heart of the 'Mandelson imbroglio'.

MOVERS & SHAKERS

Weightmans—Jason Slatcher

Weightmans—Jason Slatcher

Weightmans appoint new Chief Technology Officer

Mishcon de Reya—trainees

Mishcon de Reya—trainees

Mishcon de Reya announces trainee retention rate of 86%

Sackers—Charlotte Adams & Fraser Sutton

Sackers—Charlotte Adams & Fraser Sutton

Sackers welcomes two new Graduate Solicitor Apprentices

NEWS
LexisNexis will mark the 80th anniversary of Shawcross and Beaumont on Air Law with a live podcast exploring the evolution of aviation law from the Chicago Convention to the challenges facing modern aerospace, taking place on Tuesday 29 September
Harmony Christian Ministries is the latest charity to benefit from a £500 donation from AlphaBiolabs via the company’s Giving Back initiative
Foreign judgment creditors have gained a route to recovery after the Supreme Court’s ruling in Drelle v Servis-Terminal
Surrogacy is growing in popularity, but parents-to-be face a complex legal framework
Winning a judgment may be only the beginning of an expensive enforcement battle, writes Professor Dominic Regan in this week's NLJ
back-to-top-scroll