Iran's currency, the rial, plunged to a record low of 2.02 million per US dollar on the open market on Monday, 25 August, hours before Washington announced a sweeping new wave of sanctions designed to deepen Tehran's economic isolation. The crash underscores the accelerating financial pressure on Iran nearly six months into an ongoing conflict that has already battered its economy.

The Currency Collapse

The rial's open-market rate of 2.02 million per dollar stands in stark contrast to the official exchange rate set by Iran's Central Bank, which held at around 1.5 million rials per dollar — a gap that reflects the depth of market distrust in the official figure. The currency had already been under severe strain before the joint US-Israeli attacks of 28 February, and has continued to slide as nearly six months of conflict have compounded existing economic vulnerabilities.

US Treasury's 'Economic D-Day' Warning

US Treasury Secretary Scott Bessent on Monday described the new measures as an 'economic D-Day' for Iran, announcing what he called 'an economic onslaught against Iran's financial connections around the globe.' The new sanctions, according to the US Treasury Department, target five key sectors: digital assets, technology, gold, aviation, and shipping. The breadth of the package signals Washington's intent to close off remaining financial channels that Iran has used to cushion previous sanction rounds.

Tehran's Response

Iranian President Masoud Pezeshkian pushed back sharply, saying the United States must change both its tone and its approach. 'The US reliance on coercion and bullying will only complicate executive processes,' Pezeshkian said in Tehran on Monday. He stressed that Washington must remain committed to its obligations toward Iran 'based on the (country's) legitimate rights and international regulations,' and expressed hope that goals outlined in a US-Iran peace memorandum of understanding (MoU) could still be achieved 'with the continuation of the will and joint cooperation.'

Foreign Ministry Rejects Ceasefire on Rival Terms

Iranian Foreign Ministry spokesman Esmaeil Baghaei, speaking at a weekly press conference in Tehran, declared that Iran would not allow the war to end on conditions set by what he called the 'aggressive' parties. 'We have definitely not been the party to start the war, but we will not let the war's end be based on the aggressive parties' conditions,' Baghaei said. He added that Iran remained committed to defending its territory and would not 'compromise with the aggressive parties' or yield to their 'excessive demands.' Baghaei also dismissed US claims that the Strait of Hormuz remained open and that millions of barrels of oil were transiting it daily, calling such assertions part of 'psychological and media warfare.'

What Comes Next

The combination of a record-low currency, multi-sector sanctions, and an unresolved conflict places Iran's economy under its most acute stress in recent memory. With the rial's open-market rate already 35% weaker than the official rate, the risk of further depreciation — and its knock-on effect on inflation and public purchasing power — remains high. Whether the US-Iran MoU framework can survive this escalation will be the critical diplomatic question in the weeks ahead.