America’s Debt Just Crossed $40 Trillion. Treasury Secretary Bessent Is Still Bailing Out the World’s Most Indebted Economy.
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Treasury data showed the national debt passing $40 trillion on August 19, 2026, with total public debt outstanding at $40.05 trillion as of the previous afternoon. The total reached $39 trillion in March, so the latest trillion took less than five months to accumulate. Washington’s borrowing has also been pushed along by lost tariff revenue after courts invalidated certain tariffs, which the Washington Post said helped the figure arrive faster than forecasters expected.
House Budget Chairman Jodey Arrington has pointed out how quickly the total is climbing. It now takes under five months to add a full trillion dollars, while the country needed close to 200 years to accumulate its first trillion. The Bipartisan Policy Center estimates the debt limit of $41.1 trillion will be reached sometime between late winter and mid-summer of 2027, which would force Congress to vote again on raising or suspending it.
Where the Debt Stands
The debt has roughly doubled since Trump’s first term began at $19.9 trillion in January 2017. It crossed $38 trillion in late October 2025, reached $39 trillion by March 17, 2026, and then hit $40 trillion in August. Penn Wharton’s Kent Smetters argues the more economically meaningful figure is debt held by the public, which now stands at $32.27 trillion. The remainder is intragovernmental, meaning IOUs the government owes to its own trust funds, which Treasury put at $7.78 trillion.
The cost of carrying that debt is the sharpest pressure point. Annual net interest payments first crossed $1 trillion in fiscal year 2025, and the Congressional Budget Office’s February 2026 outlook has them running above $1 trillion again in fiscal 2026. That is nearly triple the $345 billion paid in 2020. In the first three months of FY2026, net interest reached $270 billion, already surpassing defense spending for the same window.
July alone produced a $432.3 billion monthly deficit, the largest monthly shortfall in more than five years, according to CNBC. The CBO projects debt held by the public rising from 101% of GDP today to 120% by 2036, which would surpass the post-WWII record of 106%. Bond investors are already reflecting that trajectory in prices. The 30-year Treasury hit a 19-year high of 5.33% in mid-August, while the 10-year climbed to around 4.78%.
Bessent’s Yen Purchases
While the debt climbed, Treasury Secretary Scott Bessent spent the final days of July working to shore up someone else’s currency. A Reuters photograph taken at a July 31 Camp David cabinet meeting showed a notepad reading “Buy Japanese Yen (JPY) $5-10 bil.” The yen had slid toward 164 per dollar, a 40-year low, before the intervention.
Japan disclosed a record 7.98 trillion yen, roughly $50.4 billion, spent in a single day on July 30. That figure was part of a 15.399 trillion yen intervention over July and August. The Treasury sold euros from its Exchange Stabilization Fund to fund its yen purchases, with the Federal Reserve Bank of New York executing the trades. The U.S. had last intervened to support the yen in 2011.
Bessent described the yen as suffering from a “substantial undervaluation” and said the Treasury “will not hesitate to participate in further joint intervention.” He also urged the Fed to expand a lending backstop that would let Japan borrow dollars against its Treasury holdings instead of selling them.
Debt on Both Sides of the Trade
Japan’s fiscal position, measured relatively, is weaker than America’s. Tokyo projects total central-plus-local government debt at 187.6% of GDP for fiscal 2026, with broader general-government gross measures landing between 228% and 237%. The Bank of Japan voted 8-1 to hold its policy rate at 1%, the highest since 1995, but that remains well below the Fed’s range.
That gap is the yen’s core problem, and it has narrowed in America’s favor only recently. The Fed raised its target range to 3.75% to 4.00% on September 16, 2026, its first increase since July 2023, and the vote was unanimous. Chair Kevin Warsh, who succeeded Jerome Powell on May 22, 2026, had earlier warned at Jackson Hole that the central bank would have “work to do” if inflation did not cool. The move ended a stretch in which the Fed had held rates steady since December 2025.
The self-interested read on the yen rescue is straightforward. Japan holds $1.14 trillion of Treasuries, the most of any foreign nation and second only to the Fed itself. Left to defend the yen alone, Tokyo could sell Treasuries to fund the fight, pushing U.S. borrowing costs higher at the worst possible moment. CNBC analysis suggested Bessent’s approach may also have been aimed at the Treasury market, since buying yen with euros helps keep Japan from having to sell its bonds.
Bessent hosted the G20 finance ministers and central bank governors in Asheville, North Carolina, which concluded September 1. At the meeting, 19 members agreed to address “cheap exports” that feed global economic imbalances, while China dissented. If the FIMA Repo Facility is expanded as Bessent has suggested, the world’s two most stretched sovereign balance sheets will be even more tightly bound.
Editor’s note: The U.S. national debt passed $40 trillion in Treasury data released August 19, 2026, with debt held by the public at $32.27 trillion. The Fed raised rates to 3.75% to 4.00% on September 16, 2026, and Japan’s record single-day yen intervention on July 30 was 7.98 trillion yen.
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AJ spent 10 years writing about financial markets at The Motley Fool. His coverage centers on technology stocks and the broader macroeconomic trends, from interest rates to geopolitics, that shape where markets are headed next. AJ is drawn to the stories where big-picture economics and individual companies collide.
