Treasury Secretary Scott Bessent is set to announce a sweeping new round of sanctions on Iran, framing the move in dramatic terms as an "economic D-Day." The announcement comes as the war between the two countries grinds into its seventh month with no peace agreement in sight, raising questions about whether further economic escalation can succeed where six months of conflict have not. Administration officials have offered few details on how the sanctions would differ from existing restrictions or what measurable outcome they expect beyond intensifying pressure on Tehran. Critics of the administration's approach have long argued that expanding sanctions regimes tend to strain civilian populations while doing little to bring hostile governments to the negotiating table. With no diplomatic off-ramp publicly discussed alongside the sanctions rollout, the announcement underscores a continued reliance on economic warfare even as the human and financial costs of the broader conflict mount. Lawmakers and analysts are likely to press Bessent on what endgame the sanctions are meant to achieve.