Oil prices experienced a significant decline, reaching a three-week low on Tuesday, following statements from senior U.S. officials indicating progress in talks with Iran aimed at reopening the critical Strait of Hormuz waterway. Brent crude, the global benchmark, fell by nearly 5% to under $80 a barrel, while U.S. West Texas Intermediate prices dropped more than 5% to $76 a barrel. Both benchmarks reached their lowest levels since July 13.

U.S. Secretary of State Marco Rubio and Treasury Secretary Scott Bessent both announced that discussions have advanced to a point where shipments could potentially resume as soon as this week. Rubio stated that progress has been made in talks with Iran and Oman regarding increased ship passage through the Strait, though he cautioned that a final agreement had not yet been reached. "There's been progress made in those talks, but not finality yet. We're hoping that will happen very shortly," Rubio told reporters.

Bessent expressed a more immediate outlook, suggesting a deal to reopen the Strait of Hormuz could be agreed upon as early as Tuesday or Wednesday. "It would be freedom of movement," he added, when asked whether Iran would be allowed to charge for ships passing through.

Despite the optimistic statements from U.S. officials, no specific details of the potential agreement have been released. The Strait of Hormuz has been a focal point in U.S.-Iran negotiations. Prior to the recent escalation of conflict, the waterway was responsible for approximately one-fifth of the world's daily oil and liquefied natural gas supplies. Previous negotiations in recent months have failed to de-escalate tensions, leading to a volatile oil market that has impacted fuel prices for consumers.