Brooke Sample, Columnist

The Iran War Has Broken a Decades-Long Status Quo

The petrodollar loop that subsidized American borrowing costs and cemented the greenback’s role as the world’s reserve currency is broken.

April 11, 2026 at 12:00 PM UTC

By Brooke Sample

Brooke Sample is an editor for Bloomberg Opinion and member of the editorial board. She was previously an editor at Metal Bulletin, Bauer Media Group and the Virginian-Pilot.

Nothing is immune.
Photographer: Elke Scholiers/Getty Images

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