The reason foreign purchases of T-Bills has fallen off a cliff is the Federal Reserve & Trump administration has engineered a global Dollar shortage.
Bankrupting the world is designed to force nations to sell U.S. Treasuries before maturity, allowing the Federal Reserve to take them out of circulation for pennies on the Dollar.
Few see what's coming, but now you know.
Foreign buying of T-Bills has fallen -80% YoY, per U.S. Treasury data