U.S. Navy Missile Strike Kills 3 Sailors on Tanker Violating Iranian Oil Blockade
Updated
Updated · The New York Times · Jul 20
U.S. Navy Missile Strike Kills 3 Sailors on Tanker Violating Iranian Oil Blockade
3 articles · Updated · The New York Times · Jul 20
Summary
Three Indian crewmen on the Settebello were killed on June 10 when U.S. missiles hit the tanker's engine room in the Gulf of Oman, making them the first civilian deaths tied to Washington's blockade on Iranian ports.
The U.S. military said it used precision munitions after the tanker repeatedly ignored directions and was breaching the blockade by moving sanctioned Iranian oil.
The Settebello had spent at least 5 years in the shadow fleet, often masking its location, and had reappeared in early June near the Strait of Hormuz to load fuel from other ships at sea.
At least 17 sailors have been killed since the U.S.-Iran war began, according to the United Nations, with most of those deaths caused by Iranian strikes.
The episode underscores how merchant crews recruited for routine jobs are being pulled into one of the world's most dangerous shipping lanes around the Strait of Hormuz.
With a key oil route now a lethal combat zone, how secure is the world's energy supply?
When does a civilian tanker carrying sanctioned oil become a legitimate military target?
Blockade and Blowback: The 2026 U.S.-Iran Gulf Crisis, Civilian Toll, and Global Shipping Disruption
Overview
The report examines the escalation of conflict in the Gulf of Oman, beginning with U.S. and Israeli strikes on Iran in February 2026, which led to a prolonged war and failed peace talks. As tensions rose, the U.S. announced a military blockade of Iranian ports to pressure Iran into opening the vital Strait of Hormuz and ending the conflict. This strategy resulted in direct military actions, including the U.S. Navy strike on the Palau-flagged oil tanker Settebello in June 2026, highlighting the growing risks to maritime security, civilian protection, and global trade in the region.