The U.S. national debt has hit a record $39 trillion. The deficit hit the milestone Wednesday just weeks into the U.S.-Israeli war in Iran.

The milestone comes amid growing concern over the cost of the Iran war, which is currently in its 20th day with no clear end in sight.

"Markets are paying close attention to our fiscal situation, and every time we hit a new milestone, we risk spooking them," said Maya MacGuineas.

U.S. national debt hits historic $39 trillion milestone, growing from $38 trillion in five months as deficits surge and experts warn of unsustainable pace.

The U.S. national debt crossed a new milestone Wednesday, surpassing $39 trillion, a record reached five months after the debt sailed past the $38 trillion mark. The record-breaking amount was revealed in a daily statement from the Treasury Department.

The Committee for a Responsible Federal Budget sees a critical threshold crossing by 2031—and the consequences could be nearly impossible to reverse.

On March 17, the U.S. national debt slipped above $39 trillion. If you're thinking, 'Wow, it seems like we just crossed the $38 trillion threshold,' you are correct. It was a mere 150 days ago on October 21.

The national debt surpassed a record $39 trillion on Wednesday, a milestone that comes just weeks into the U.S.-Israeli war in Iran. The unprecedented figure highlights competing administration priorities,