**Escalating US sanctions and direct military actions amid the ongoing Iran conflict have sharply curtailed Iranian oil exports via a naval blockade, eliminating a primary source of foreign-currency earnings and widening the gap between official and parallel-market exchange rates.** The street rate tracked on platforms such as Bonbast climbed above 2 million rials per dollar in late August, reaching fresh records near 2.11 million by August 31 as renewed US-Iran clashes and Treasury measures under “Operation Economic Outcast” targeted financial networks, shipping, and third-country facilitators. High inflation exceeding 60 percent annually, combined with stalled trade and limited Central Bank of Iran capacity for intervention, sustained depreciation pressure without meaningful policy reversal in the final weeks of the month. Traders priced these fundamentals into the market’s implied probabilities, focusing on verifiable street-rate data for resolution.