Global bond yields have surged to new highs, with the U.S. 10-year Treasury yield soaring past 5% for the first time since 2007. This unprecedented rise has significant implications for major borrowers and is prompting speculations about a potential rate hike by the Federal Reserve. The bond sell-off, driven largely by rising oil prices and inflation fears, has rattled stock markets, leading to substantial declines, including a drop of 450 points in the Dow. Analysts warn that these escalating yields could usher in a new era for markets, while concerns surrounding U.S. national debt and borrowing costs continue to mount.