U.S. Treasury Secretary Scott Bessent has declared that the United States will enact the "single greatest financial offensive ever" against Iran, describing the impending action as an "economic D-Day." Bessent stated that the U.S. intends to sever all economic ties with the Iranian regime and will isolate any nation that financially partners with Iran. He made these remarks in an opinion piece published in the Financial Times.
Bessent indicated that the objective is to "sever every economic lifeline that sustains the tyrannical regime until Tehran stands alone." While the specific measures of this economic pressure were not detailed, Bessent was expected to elaborate in a press conference. The announcement follows previous threats from the Trump administration regarding Iran, some of which were later softened or extended with new deadlines, particularly concerning the unblocking of the Strait of Hormuz.
Iran, in response to ongoing conflict, has dismissed Bessent's threats and warned that it would halt all oil exports from the region if the war continues, according to Reuters. The Iranian regime has also issued a warning to shipping, prohibiting passage through the Strait of Hormuz without permission. This waterway, through which approximately one-fifth of the world's oil and gas typically flows, has been effectively blocked by Iran since the conflict began in late February.
This latest U.S. action comes against a backdrop of existing stringent U.S. sanctions on Iran. Many of these sanctions were reimposed in 2018 after the Trump administration withdrew from the 2015 nuclear deal, an agreement that had previously lifted sanctions in exchange for Iran limiting its nuclear program. Efforts by the Biden administration to reinstate a similar deal did not come to fruition.