US-Israel-Iran War Latest Update: Iran Expands Strait of Hormuz Into ‘Vast Operational Area’ – How Big is the New Strait of Hormuz Zone?

Iran’s IRGC expands Strait of Hormuz definition into a vast operational zone amid US-Israel tensions, raising global oil security concerns as the region’s key shipping route faces rising instability.

By: Neerja Mishra
Last Updated: May 12, 2026 19:24:13 IST

US-Israel-Iran War Latest Update: Tensions in the Middle East have escalated further after Iran’s elite military force, the Islamic Revolutionary Guard Corps (IRGC), announced a major expansion in the operational definition of the Strait of Hormuz. The move comes after months of conflict involving the United States and Israel and has raised fresh concerns over global energy security.

According to senior IRGC Navy officials, the narrow and highly strategic waterway is no longer being viewed as a limited maritime corridor. Instead, Iran now considers it a much larger strategic military zone with expanded operational boundaries.

US-Israel-Iran War Latest Update: Iran Expands Strait of Hormuz Into a ‘Vast Operational Area’

The IRGC Navy has reportedly redefined the Strait of Hormuz into what officials describe as a “vast operational area,” significantly expanding its strategic interpretation of the region.

Senior IRGC official Mohammad Akbarzadeh stated that the traditional understanding of the strait has changed. 

“In the past, the Strait of Hormuz was defined as a limited area around islands such as Hormuz and Hengam, but today this view has changed.”

He added that the new operational concept stretches far beyond the previously recognised maritime corridor, extending from Iran’s Jask region in the east to Siri Island in the west.

Why is the Strait of Hormuz so Important for Global Oil Trade?

The Strait of Hormuz remains one of the most critical energy routes in the world. Nearly 20% of global oil and liquefied natural gas shipments pass through this narrow passage connecting the Persian Gulf to international waters.

Countries such as Saudi Arabia, Iraq and Qatar depend heavily on this route for exports, making any disruption a major concern for global markets.

Analysts warn that even small changes in military activity in this region can quickly impact global oil prices and energy supply chains.

US-Israel-Iran War Latest Update: How Big is the New Strait of Hormuz Zone?

Iranian state-affiliated reports claim that the previously narrow 20–30 mile-wide strait is now being considered a much broader zone measuring between 200 and 300 miles in operational scope.

Officials described the expanded area as forming a “complete crescent” across key maritime routes, significantly increasing Iran’s military surveillance and control capability in the region.

Iran’s Expanded Maritime Zone and Military Strategy

Iranian officials say the expanded zone reflects a broader strategic shift following ongoing regional tensions. The IRGC Navy reportedly now considers a larger maritime belt extending across key Gulf and Gulf of Oman regions.

Earlier reports from Iranian media also indicated mapping of extended control zones covering parts of the UAE coastline and nearby islands.

The latest expansion suggests a further widening of Iran’s operational footprint in the region, raising concerns among international shipping operators.

What Does This Mean for US & Regional Security?

The United States and its allies have not yet issued an official response, but security analysts believe the move could increase tensions in an already unstable region.

With ongoing disputes between Iran, the US, and Israel, the expanded definition may complicate naval operations and commercial shipping movements in the Gulf.

Experts say any miscalculation in this high-risk zone could trigger wider geopolitical and economic consequences.

US-Israel-Iran War Latest Update: Global Concerns Over Shipping and Energy Stability

The Strait of Hormuz remains a lifeline for global energy markets. Any escalation in military positioning or restrictions could directly affect oil supply chains and international trade routes.

As Iran continues to expand its strategic claims over the region, global observers are closely watching for possible reactions from Western powers and Gulf nations.

The situation remains highly sensitive, with diplomacy and maritime security now becoming central issues in the broader Middle East conflict landscape.

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