**Rachel Reeves** confronts her first substantial challenge as finance minister as **UK government borrowing costs** rise for three consecutive days.
The **yield on 30-year British bonds** has reached its highest in 26 years, causing worries about future spending cuts.
The pound is recording its **biggest three-day decline** in almost two years, raising concerns reminiscent of the 2022 "mini-budget" crisis.
Investment firm **PIMCO** maintains a positive outlook on UK bonds, attributing recent market movements largely to trends in the **U.S. bond market**.
Analysts caution that increasing borrowing costs may challenge finance objectives, pressuring Reeves to make **potential spending cuts** to restore investor confidence.