Oil Jumps 3% as U.S.-Iran Strikes Escalate Over Hormuz

Crude oil surged more than 3 percent Sunday after the United States and Iran escalated their exchange of strikes across the Middle East, Reuters reported, renewing anxiety in energy markets over the security of supply routes through the Strait of Hormuz.

The price jump was one of the most pronounced single-session moves since the current U.S.-Iran confrontation began, and it came as the two sides showed no immediate sign of pulling back.

Fresh U.S. Strikes Target Iranian Naval Threat

The United States launched a new wave of strikes on Iran on Sunday, focused on degrading Tehran’s ability to threaten commercial shipping in the strait, Al Jazeera reported. The attacks extended a campaign targeting Iranian military infrastructure in and around the Persian Gulf.

On Saturday, U.S. forces struck Iranian missile systems positioned near the Strait of Hormuz, in operations framed as efforts to reduce Iran’s capacity to threaten commercial traffic. Sunday’s operations appear to have continued along similar lines, though full details of the targets and scale were not immediately available.

Iran Accuses Washington of Breaking Ceasefire

Tehran pushed back Sunday with a formal diplomatic accusation. Iran’s Foreign Ministry alleged that the United States had violated a memorandum of understanding the two countries reached last month — and that Sunday’s strikes constituted a breach of international law, Middle East Eye reported.

The ministry did not specify which provisions of the agreement it claimed had been violated, and Washington had not publicly responded to the accusation at the time of publication. The existence of a June memorandum of understanding between the two sides, if confirmed, would represent significant diplomatic context — and its alleged breach could complicate international efforts to bring the confrontation to a close.

Energy Markets Price In Hormuz Risk

The 3 percent crude price move reflected how closely traders are watching the Strait of Hormuz. The narrow passage between Oman and Iran is the route through which a major portion of global seaborne crude oil must transit to reach markets in Asia, Europe, and beyond.

Iran has not blocked the strait, and there has been no confirmed interruption to tanker traffic. But oil markets are pricing in the risk that an escalating conflict — now accompanied by accusations of a broken ceasefire — could eventually disrupt those flows.

Regional governments have been growing more alarmed. Oman, which sits at the mouth of the strait, summoned Iran’s envoy last week after Iranian drone activity was reported near the Musandam Peninsula, underscoring how even neutral neighboring states are feeling the pressure of the confrontation.

Pipeline Alternatives Remain Insufficient

With Hormuz under pressure, attention has again turned to overland oil routes. The Kirkuk-Baniyas pipeline corridor has been raised as a potential way to move some Gulf crude to the Mediterranean by land, bypassing the strait entirely. But the pipeline’s current capacity falls far short of what would be needed to offset any significant closure of the Hormuz route.

Routing meaningful volumes away from the strait would require major infrastructure investment and coordinated action by multiple governments — neither of which can be assembled quickly enough to cushion markets in a fast-moving crisis.

What to Watch

The central near-term question is whether Sunday’s strikes represent a defined escalation step or the opening of a more sustained campaign. A continued U.S. offensive against Iran’s maritime threat infrastructure would likely put additional upward pressure on oil prices. A diplomatic opening — particularly if Iran’s ceasefire breach accusation creates a channel for negotiation — could reverse Sunday’s gains.

Iran had not announced retaliatory measures as of early Sunday, and markets will be watching closely for any Iranian action in or near the strait in the hours ahead.