Palmerston, the Former Chief Mouser of the UK Foreign Office, Passes Away

Palmerston, a rescue cat who served as the chief mouser of the UK Foreign Office, has died in Bermuda at the age of four. His passing was announced on February 12, 2026, via a post on his social media account, which described him as a "Diplocat extraordinaire" and a beloved member of the Government House team. Palmerston had retired in 2020 after four years of service in Whitehall, later re-emerging in February 2025 as a "feline relations consultant (semi-retired)" for the new Governor of Bermuda.

The Guardian

Palmerston was adopted from Battersea Dogs and Cats Home and became a notable figure in British political culture, following in the paw prints of other famous political cats. Historical predecessors include Winston Churchill's cat, Nelson, and Humphrey, who served as chief mouser under several prime ministers. Currently, Downing Street's chief mouser, Larry, has been in the role for 15 years, symbolizing continuity in British politics.

The Guardian

The announcement of Palmerston's death highlighted his gentle nature and the joy he brought to the Foreign Office. A letter penned in Palmerston's name upon his retirement expressed a desire for a quieter life, stating, "I have found life away from the frontline relaxed, quieter, and easier." The letter also noted his significant social media following, emphasizing the role of pets in fostering connections within the UK’s diplomatic efforts.

The Independent

Jon Benjamin, director of the Diplomatic Academy, reminisced about Palmerston's time at the Foreign Office, recalling a humorous incident involving a "slightly chewed dead mouse" left at his desk. Labour MP Sarah Champion also paid tribute, writing "RIP" on social media.

The Independent

While Palmerston was celebrated, some critics argue that the focus on animals in political life can detract from serious issues facing the government. The lighthearted nature of such tributes may overshadow the pressing political matters that require attention.

The Guardian

• “Announcing his death, a post on Palmerston’s X account read: “Palmerston, Diplocat extraordinaire, passed away peacefully on 12 February.” — Palmerston's social media account

The Independent

• “I have found life away from the frontline relaxed, quieter, and easier,” — Palmerston's retirement letter

The Guardian

• “Farewell old friend x.” — Larry's unofficial social media account

The Independent

As Palmerston's legacy continues to resonate, the role of pets in political life remains a topic of interest. With Larry still serving at Downing Street, the public may look for signs of how the tradition of political pets will evolve in the coming years.

The Guardian