UK long-term borrowing costs recently surged to levels not seen in nearly three decades, driven by investor anxiety over potential shifts in Labour’s tax and spending policies amid speculation of a leadership change. The yield on 30-year government bonds rose sharply by 11 basis points to 5.794% on Tuesday morning, marking the highest point since May 1998. However, these yields saw a slight decline as the day progressed, following reassurances from cabinet ministers who expressed support for Labour leader Keir Starmer.
Investor concerns were partly alleviated after Starmer addressed his cabinet on Tuesday, stating his intention to remain in his position and emphasizing that no leadership challenge process had begun. The backdrop to this tension included the resignation of Miatta Fahnbulleh, a minister who stepped down after Labour faced considerable losses in local and devolved elections the previous week, urging Starmer to resign.
Speaking on the situation, Starmer reassured that the Labour party has a structured process for leadership challenges, which had not been activated, and emphasized the need for the government to focus on its responsibilities. “The country expects us to get on with governing. That is what I am doing and what we must do as a cabinet,” he asserted, reinforcing his commitment to leading the party.
After the cabinet meeting, key figures such as Business Secretary Peter Kyle, Technology Secretary Liz Kendall, and Housing Secretary Steve Reed publicly voiced their support for Starmer. This show of solidarity from within the cabinet seemed to help ease tensions in financial markets.
As a result of these developments, the benchmark 10-year yield on UK government bonds fell back to below 5.1% after reaching 5.13% earlier in the day. Similarly, the 30-year yield decreased to 5.76%, down from its earlier peak of 5.81%, a new 28-year high. This stabilization highlighted the impact of political assurances on market confidence, demonstrating how closely economic indicators are tied to political stability.