Keir Starmer aide resigns amid Downing Street tensions

Paul Ovenden, the government’s director of strategy, resigned on Monday, a departure that opposition figures and some in Westminster described as highlighting deep tensions inside Downing Street.

Ovenden, a close ally of Prime Minister Keir Starmer’s chief of staff Morgan McSweeney, stepped down after the publication of private messages dating from about eight years ago that related to Labour MP Diane Abbott. The messages have been reported as containing graphic material that some colleagues described as intended humor and were exchanged in private between work colleagues.

The resignation drew sharp reaction within Westminster. A column in the Daily Mail by commentator Dan Hodges cited unnamed ministers and senior government advisers saying Ovenden’s departure reflected a broader loss of authority at No. 10 and expressed anger that the prime minister did not publicly stand by the aide. Other officials and MPs, quoted in the same reporting, accused elements of the Labour Left of leaking the messages and said the episode exposed divisions within the party.

Downing Street and No. 10 spokespeople have not released a detailed chronology of internal discussions around Ovenden’s resignation. The prime minister gave an on-the-record statement to MPs in the House of Commons reiterating confidence in his former ambassador Peter Mandelson, while addressing a separate row over emails Mandelson exchanged that have been linked in reporting to financier Jeffrey Epstein. Those email revelations and related Foreign Office inquiries were the focus of media attention earlier in the week.

According to reporting of the prime minister’s Commons remarks and subsequent briefings, Starmer acknowledged he had been aware that fresh email material was pending and that the Foreign Office was investigating. He also told MPs that he had given Mandelson his "unequivocal confidence." Later accounts of the exchange said Starmer told colleagues he had not seen the content of the new emails before addressing MPs, citing a time difference with Washington as the reason he had not had an opportunity to question the ambassador in person.

A Downing Street spokesman, in a briefing to lobby journalists earlier the same day, said the prime minister had been aware the Foreign Office was actively investigating the material and that officials had the relevant documents in their possession. The apparent inconsistency between briefings and the prime minister’s remarks prompted questions from opposition MPs and commentators about No. 10’s internal communications.

Some Conservative and Labour MPs who spoke to reporters framed Ovenden’s resignation as a potential precursor to further departures close to the prime minister. In the Daily Mail piece, unnamed MPs suggested the move could either isolate McSweeney or make the prime minister less able to remove him. Other Westminster sources told the paper Ovenden’s resignation reflected fault lines over how the Labour leadership handles internal controversies.

Labour sources have not uniformly agreed on who was responsible for the leak of the messages or on the handling of the episode by No. 10. Party officials have at times sought to characterise the messages as historical and private and to underscore that the exchanges were not current, while some former colleagues have defended Ovenden’s record as a skilled aide.

The developments come as the government manages multiple reputational challenges, including ongoing coverage of the Mandelson emails and the timing of a high-profile state visit by a visiting US president. The Foreign Office has said it will continue its inquiries into the material relating to Mandelson and will provide further information once its review is complete.

Downing Street faces continued scrutiny from opposition MPs and media outlets over its handling of both the resignation and the Mandelson matter. The prime minister’s office has not announced any immediate senior appointments to replace Ovenden, and No. 10 has declined to comment beyond confirming his resignation and reiterating that internal processes were being followed.

For now, the resignation adds to questions from parliamentarians and commentators about the stability of senior staffing in No. 10 and the government's capacity to manage politically sensitive revelations while maintaining cohesion ahead of upcoming diplomatic events.