US Forces Strike Oil Tanker in Gulf of Oman, Rising Tensions Ahead

By Patricia Miller

Jun 10, 2026

3 min read

US strikes oil tanker in Gulf of Oman amid rising tensions, impacting international shipping and energy markets.

#What Happened in the Gulf of Oman?

In a significant event on June 9, US forces targeted the oil tanker M/T Settebello in the Gulf of Oman. This action was taken after the vessel attempted to transport Iranian crude oil, defying an existing American maritime blockade. The strike specifically targeted the ship's engine room, utilizing precision munitions due to the crew's repeated noncompliance with warnings issued by US military aircraft.

The incident resulted in three crew members being reported missing, while 21 others, all Indian nationals, were rescued. This incident represents the second consecutive day of enforcement actions by US Central Command and adds to the tally of eight vessels disabled since the blockade was implemented on April 13.

#Understanding the Enforcement Action

The strike executed by CENTCOM occurred at approximately 11:14 p.m. EST. As the Settebello, which is registered under IMO number 9162916 and is 29 years old, continued its course to transport oil from Iran, it ignored multiple warnings to alter its path. The precision strike aimed not at destroying the vessel but at incapacitating its propulsion system. Out of the crew of 24, the status of three individuals remains unknown, with reports indicating injuries among the survivors.

The previous day, CENTCOM executed a similar operation that resulted in the disabling of another tanker, the Botswana-flagged M/T Lexie. Since the blockade began, 134 vessels have been redirected from attempting to transport Iranian oil, with eight of these encounters escalating to weapon use. This statistic indicates that military force has been utilized against roughly 6% of the vessels confronted during this operation.

#How Has India Responded?

The Indian government has publicly condemned the strike, focusing on the human impact it has had on civilian mariners. The situation, characterized by the disappearance of three crew members and the injuries sustained by others, has escalated tensions between the US and India, forming a new area of diplomatic concern.

India's historical relationship with Iranian oil trade highlights the complexities of this situation. The military strike not only threatens the safety of Indian nationals but also intensifies the geopolitical implications regarding secondary sanctions against Iran.

#What Is the Status of the Maritime Blockade?

Launched on April 13, 2026, the US maritime blockade aims to curb Iranian oil exports. The Gulf of Oman, located near the Strait of Hormuz, is a crucial route as it facilitates the passage of approximately one-fifth of global oil supplies every day.

The recent data showing eight disabled vessels within just under two months underscores the resilience of maritime traffic that continues to challenge the blockade. While the majority of the 134 vessels redirected complied with orders, a subset remains willing to defy the enforcement perimeter.

#How Might This Impact Energy and Shipping Markets?

The ongoing actions have already amplified war risk insurance premiums in the Gulf of Oman, with each disabled vessel contributing to increased rates. As a result, shipping costs are affected not just for Iranian oil but for all crude oil trading through the strait, highlighting the wider repercussions of military actions on global energy and shipping markets.

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