Oil Tanker Strikes Naval Mine in Strait of Hormuz as IRGC Warns of More Strikes on 'Hostile' Vessels

 

An oil tanker laden with crude oil struck a naval mine in the Strait of Hormuz on Sunday, triggering an explosion and a fierce fire, Iran's Islamic Revolutionary Guard Corps (IRGC) Navy has said — the third vessel to hit mines in the strategic waterway since Saturday, and a development with direct consequences for Pakistan's energy security.

Main News Report

In a statement reported on Sunday, the IRGC Navy said the vessel — a shuttle tanker carrying 750,000 barrels of crude oil — attempted to transit what Iran calls a prohibited route through the strait despite repeated warnings, according to Iran's IRNA news agency. The tanker struck a sea mine, setting off an explosion and a severe fire, Iran's Mehr News Agency reported.

A separate account of the incident carried by Anadolu Agency said the supertanker, capable of carrying around two million barrels of oil, was trying to pass through the waterway with its navigation system switched off when the blast ripped through its engine room. The IRGC Navy did not identify the vessel or disclose its nationality or flag.

The Iranian navy renewed its warning that any vessel switching off its navigation and identification systems while crossing the waterway would be classified as a "hostile vessel" and "dealt with firmly and decisively".

Background Context

The incident is the latest in a rapid escalation of attacks on commercial shipping in the world's most important oil transit chokepoint. According to The National, the IRGC said on Saturday that a crude oil supertanker had struck a naval mine and suffered a major fire while using an unauthorised route, and on Monday Iran claimed another supertanker had been struck — claims that have not been independently confirmed.

The current crisis grew out of a wider war: the United States and Israel launched a war against Iran on February 28, 2026, and Tehran responded with missile and drone attacks across the region while effectively closing the Strait of Hormuz. Washington later imposed a naval blockade on Iranian ports. The two sides signed a memorandum of understanding in June concerning freedom of navigation through the strait, but its implementation stalled over disagreements about security.

The US Central Command (CENTCOM) had said in late August that international shipping lanes in the strait were reopened after US forces removed Iranian naval mines, but Iran announced on July 12 that it had again closed the strait following the resumption of US attacks on July 8.

Other recent incidents reported by The National include a vessel hit by projectiles north of Qatar's waters with casualties reported, and a Panama-flagged crude carrier, the Gem No 2, struck by a drone near the UAE — its 22 crew members were confirmed safe by Indian officials. Shipping analyst Sal Mercogliano has cautioned that video circulating with Iran's claims did not appear to show a mine strike, underlining that independent verification of the attacks remains limited.

Reactions and Statements

Iran's army chief of staff, Habibollah Sayyari, issued a further warning on Sunday, saying: "We have struck blows against enemy vessels. If anything else happens against Iran, we will strike them again," according to The National. Mohammadreza Naqdi, an adviser to the IRGC's commander, was quoted by the Fars news agency as saying: "The Strait of Hormuz is closed and the armed forces of the Islamic Republic of Iran have full control over it."

India's National Security Adviser Ajit Doval spoke to his Iranian counterpart about the latest developments, with New Delhi saying that "freedom of navigation and the safe, unimpeded flow of maritime commerce through international waterways, in accordance with international law, must be upheld", The Hindu reported. India said recurring attacks on commercial shipping were "deeply concerning and risk further aggravating an already volatile situation", noting that at least 11 Indian seafarers had died in the Strait of Hormuz and Gulf region since the war began and that around 139 Indians were believed to be in the area.

Pakistan's foreign ministry has previously urged restraint by all parties in regional conflicts; Islamabad is expected to be watching the strait's security closely given its energy dependence on Gulf shipments.

Why This News Matters

About a fifth of the world's oil trade passes through the Strait of Hormuz, so sustained disruption there feeds directly into global crude prices — and Pakistan is acutely exposed. The country imports nearly all of its petroleum products and much of its LNG through Gulf shipping routes, so any prolonged blockage or sustained attack campaign risks higher petrol and diesel prices for Pakistani consumers already coping with inflation.

The incidents also deepen the military confrontation between Iran and the US-backed order in the Gulf at a moment when the region is already on edge: Saudi Arabia's civil defence issued a fresh warning for Riyadh amid Houthi missile and drone threats this week, and the US has refuted Iranian claims about a seized drone in the strait.

Future Developments

Diplomatic prospects look dim. Iran has said the US response to its proposal to reopen the strait was "insufficient", while Iranian officials have said Tehran is ready to resume conflict even at great cost. With Washington maintaining a naval blockade on Iranian ports and Tehran vowing to strike "enemy vessels" again, the strait is likely to remain a flashpoint in the days ahead — and oil markets, along with Pakistan's import bill, will be the first to feel each escalation.