The United States is dramatically escalating economic pressure on Iran, with Treasury Secretary Scott Bessent launching what the administration calls “Operation Economic Outcast,” a sweeping campaign designed to sever the Iranian regime’s remaining financial lifelines. Announced on August 24, the initiative expands the U.S. sanctions campaign across major sectors of Iran’s economy and warns foreign companies and governments that continuing to facilitate Tehran’s revenue streams could expose them to American penalties. The move represents a major escalation in Washington’s effort to isolate the Iranian regime economically.

The new measures target nearly 60 Iran-linked entities, individuals and vessels accused of supporting networks connected to the regime’s oil, financial, shipping and other activities. Treasury has also identified five critical sectors—digital assets, technology, gold, aviation and shipping—as areas where Iran has sought to generate revenue or evade existing restrictions. Bessent warned that the United States is prepared to pursue the networks that help Tehran turn economic activity into money for the regime, putting businesses around the world on notice.

The strategy goes beyond simply punishing Iranian organizations inside the country. Washington is increasing the risk for foreign companies and intermediaries that continue doing business with Tehran, potentially putting access to the U.S. financial system at stake. That creates a much broader pressure campaign, particularly for countries and businesses that must decide whether maintaining commercial relationships with Iran is worth risking exposure to American sanctions.

The economic offensive also comes as tensions between Washington and Tehran remain extremely high, with the Trump administration continuing to signal that military force has not been removed from consideration. The immediate focus of Operation Economic Outcast, however, is financial isolation—cutting revenue, disrupting sanctions-evasion networks and forcing Iran to confront the consequences of remaining economically connected to the outside world. Bessent has framed the campaign as a choice for Tehran between deeper isolation and a return toward normal economic relations.

The biggest question now is whether the pressure will actually force Tehran to change course or instead trigger an even more dangerous confrontation. Iran has threatened retaliation as Washington tightens the economic vise, while the United States is making clear that the campaign can expand further. With sanctions hitting critical industries and the threat of additional action hanging over Iran’s international partners, Operation Economic Outcast could become one of the most consequential economic pressure campaigns of the Trump administration.