President Trump declared the interim Iran accord "over" on 8 July, and crude oil climbed nearly 5% in response [E1]. Brent repriced to about $78.02 and WTI to about $73.52 as traders absorbed the collapse of whatever diplomatic pause had been holding [E1]. On ICE, Brent moved from a 7 July settlement near $74.16 to the new session level [E2]. CME WTI made a parallel leap from a prior settle near $70.44 [E3]. The repricing arrived in one session, ahead of any slow reassessment of quarterly supply balances [E1][E2][E3].
Five days earlier the front of the Brent curve had been telling a different story. By 3 July the six-month spread had flipped to contango at negative 56 cents, a structure that signals near-term oversupply when war-risk fear is absent. That discount had been draining the premium that built through months of US-Iran tension. Wednesday's rally reversed the direction without waiting for a confirmed spread flip on the day [E2]. Geography did not move; the price of passing Hormuz did [E1][E2].
Washington resumed attacks on Iran the same day the president buried the interim accord [E4]. The military escalation landed on a tape already primed for supply-disruption pricing after Brent's one-session repricing [E1][E4]. Cross-asset markets treated the shock as an inflation impulse: the dollar climbed to a multi-week high while Treasury yields rose and gold fell [E4]. Safe-haven metals and bonds lagged while the currency and rate complex led [E4]. Traders bid crude as a cost-push input alongside rising yields and a firmer dollar [E4].
Brent's venue-confirmed jump and the dollar-yield-gold pattern together suggest crude is trading the strait headline by headline, with inventory arithmetic trailing a session or more behind [E1][E2][E3][E4]. War-risk insurance on tanker routes through the Strait of Hormuz reprices faster than quarterly stock figures can answer [E1][E4]. Flat price moved before any public record shows the six-month spread snapping back from contango on 8 July [E2]. Each presidential statement and military round resets the premium clock on a barrel that had been shedding war risk only days before [E1][E2][E4].
Skeptics will note that a flat-price spike is not durable curve tightening. Front-month Brent was in contango only a week ago, and contango remains the market's own verdict that near-term barrels are not physically scarce [E2]. One session of headlines can arm a premium as quickly as passage economics drained it, and Wednesday's rally carries no guarantee that the six-month spread follows [E2]. Without a verified same-day backwardation print, the move may be war-risk insurance repricing on the screen, with physical tightness unconfirmed in the hull [E2][E3]. Premiums built on diplomatic collapse have unwound before when the next communique arrives [E1].
Brent at $78.02 bought one afternoon of chokepoint fear on a tape that had been discounting it five days before [E1][E2]. The Strait of Hormuz did not change shape between contango and crisis; only the headlines did [E1][E4]. The chokepoint that let the war premium bleed out re-armed it before the sun set on the session [E1][E2].