U.S. gasoline prices dropped below $4 per gallon for the first time since March following the reopening of the Strait of Hormuz, a critical chokepoint for global oil shipments, after a diplomatic agreement between the United States and Iran. The development offered relief to American consumers who had faced elevated fuel costs for months while the strategically vital waterway was restricted.

The Strait of Hormuz carries roughly 20% of the world's oil supply, and its closure had contributed to sustained upward pressure on energy prices. With the waterway now open, forecasts from OPEC and the International Energy Agency point to a supply surplus in the coming months, which analysts expect will keep downward pressure on crude prices in the near term.

Despite the milestone, the decline does not erase months of elevated costs. National average gas prices are still approximately 25% higher than they were at the same point last year, meaning households and businesses have already absorbed significant additional fuel expenses over the spring and early summer.

Economists and market analysts warn that the economic toll from the extended Hormuz disruption may not be fully unwound simply by the waterway's reopening. Supply chains, shipping costs, and industrial input prices adjusted over weeks and months to account for the constraint, and those adjustments do not reverse overnight, according to analyst commentary reported by financial media.

On the diplomatic front, Switzerland confirmed that some U.S.-Iran talks had been postponed, signaling that the broader negotiations remain ongoing and that the situation could still shift. The agreement that led to the strait's reopening appears to be part of a larger, still-developing diplomatic framework rather than a final settlement of tensions between Washington and Tehran.