The US-Iran war has acquired another battlefield. The calendar. After seven months of conflict, talks in New York have produced little progress. Iran has offered to reopen the Strait of Hormuz and return to nuclear negotiations if Washington lifts oil sanctions, releases frozen assets and ends its blockade of Iranian ports. Donald Trump has rejected that proposal, while mediated discussions continue through Qatar and other intermediaries. The disagreement is no longer simply about terms. It is about sequencing. Washington wants firm commitments on Hormuz and substantive movement on Iran’s nuclear programme before granting significant economic relief. Tehran wants sanctions and the blockade eased before surrendering the leverage created by restricting Hormuz. Both sides therefore want the other to move first. Neither trusts the other to move second.

That is why the June ceasefire matters. It temporarily increased shipping through Hormuz but collapsed before a permanent settlement. To Washington, that experience strengthens the case for enforceable Iranian commitments. To Tehran, repeated military confrontations reinforce its reluctance to surrender leverage in exchange for promises it doubts will survive. Diplomacy has become a credibility problem.

But November is now complicating it further. Iranian officials have privately expressed pessimism about reaching an agreement before the US midterm elections and reportedly see a heightened risk of escalation afterwards. That is their assessment, not an inevitability. Yet it reveals how Tehran is thinking about time. The United States also has reasons to want progress sooner. The energy shock has become economically expensive. Brent moved back above $106 after Trump rejected the latest Iranian proposal, while restricted Hormuz traffic continues to distort global energy markets. That pressure no longer stops at petrol stations. The US 10-year Treasury yield has reached around 5.25%, while the 30-year has moved towards 5.6%. Markets are pricing further Federal Reserve tightening as persistent energy inflation compounds an already resilient economy. The transmission mechanism is increasingly clear. Hormuz stays constrained. Oil remains expensive. Inflation stays high. The Fed remains restrictive. Bond yields rise. Mortgage, corporate and government financing costs follow. A foreign-policy stalemate is becoming a domestic cost-of-capital problem. That creates an unusual strategic asymmetry.

Iran is economically under enormous pressure. Sanctions, disrupted oil exports and the collapse of the rial give Washington reasons to believe time is working in its favour. But the United States also pays for time. Not through collapsing export revenues. Through inflation. And through the rising cost of servicing an already enormous stock of federal debt. Each side therefore believes delay hurts the other. Both are correct. That is what makes the current equilibrium difficult.

The partial recovery of Saudi Arabia’s East–West pipeline provides some relief. Roughly half its 7 million-barrel-a-day capacity has reportedly been restored, allowing more crude to reach the Red Sea without passing through Hormuz. But infrastructure can reduce the economic pressure. It cannot solve the political dispute. The central question remains nuclear. Washington is signalling that reopening Hormuz alone is insufficient. Iran continues to insist that it will not abandon what it describes as its right to civilian nuclear technology. The gap therefore extends far beyond shipping. This also explains why a limited Hormuz agreement has proved so difficult. For Tehran, the Strait is one of its strongest remaining bargaining instruments. For Washington, paying merely to reopen it without addressing the nuclear programme risks rewarding the leverage that created the disruption. Neither side wants to institutionalise the other’s strategy. The danger, then, is not simply failed negotiations. It is a prolonged waiting game in which both sides conclude that their bargaining position improves with time.

Iran can make the economic cost of the conflict visible through energy. Washington can make the economic cost of resistance visible through sanctions and financial isolation. Markets sit between them. Oil prices every diplomatic headline. Treasuries price the inflation consequences. Central banks price the oil. And consumers eventually price everything else. Washington and Tehran are still negotiating. But increasingly, they are negotiating with the clock. And clocks are useful negotiating tools only when both sides agree on who is running out of time.