On May 19, the bond market delivered a message that Washington cannot afford to ignore.
The yield on the 30-year U.S. Treasury closed at 5.18%, reaching its highest level since July 2007. That date matters because July 2007 came just before the global financial system began to fracture.
It was before Lehman Brothers collapsed. Before the Federal Reserve slashed rates to zero. Before central banks launched the largest monetary rescue operation in modern history.
Out of that crisis came a dangerous assumption.
Governments concluded they could borrow endlessly without consequences. Politicians discovered they could run massive deficits, expand spending, and rely on central banks to suppress the fallout whenever markets became unstable.
For years, that strategy appeared to work.
Now the bond market is beginning to push back.
And this is not only happening in the United States.
Japanese government bond yields have surged to levels that would have been considered impossible during the zero-rate era. Long-term gilt yields in the United Kingdom recently touched their highest levels in decades.
Across the developed world, bond investors are demanding greater compensation to lend money to governments that continue spending as though interest rates were still near zero.
That shift matters more than most investors realize.
Because bond markets are where political promises collide with financial reality.
The Market That Ultimately Controls Governments