Moody’s Investors Service downgraded the United States’ sovereign credit rating on Friday, dropping it from Aaa to Aa1 — a historic move driven by concerns over the nation’s $36 trillion debt burden and persistent fiscal deficits.
Key Highlights

First Downgrade Since 1919: Moody’s had maintained the U.S.’s top-tier rating for over a century. It was the last of the “Big Three” agencies to do so, after S&P cut the U.S. rating in 2011 and Fitch followed in 2023.

New Rating: The U.S. now holds an Aa1 rating with a “stable” outlook, signaling a less immediate risk of further downgrade.

Core Reason: The agency cited long-standing bipartisan failure to control widening deficits and interest payments, which have ballooned due to higher rates and pandemic-era spending.

“Successive US administrations and Congress have failed to agree on measures to reverse the trend of large annual fiscal deficits and growing interest costs,” Moody’s noted in its statement.

Political Fallout
The downgrade comes at a politically sensitive moment as Donald Trump pushes for renewed tax cuts ahead of a potential 2025 re-election bid.

Trump allies blasted the decision. Heritage Foundation economist Stephen Moore called it “outrageous.”

White House communications director Steven Cheung criticized Moody’s economist Mark Zandi, claiming political bias. (Zandi is part of Moody’s Analytics, a separate research arm not involved in credit ratings.)

Market Impact & Investor Watch
While the downgrade won’t change U.S. Treasuries’ role as the global safe haven, it could:

Raise U.S. borrowing costs over time.

Add volatility to global bond and currency markets.

Spark renewed debates over fiscal sustainability.

Conclusion
Moody’s downgrade is both symbolic and strategic — a warning that even the world’s largest economy is not immune to the long-term consequences of rising debt. Whether Washington takes it seriously remains to be seen.