US Marines Board and Redirect Iranian-Flagged Tanker M/T Ce… – Iran, 2026-05-20 | WarHeatMap.app

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Home › IranUS Marines Board and Redirect Iranian-Flagged Tanker M/T Celestial SeaUS Marines from the 31st Marine Expeditionary Unit boarded and searched the Iranian-flagged oil tanker M/T Celestial Sea in the Gulf of Oman on May 20, 2026. The vessel was suspected of attempting to violate the US naval blockade on Iranian ports. After a search, US Central Command (CENTCOM) directed the ship to alter its course. This interdiction is part of an ongoing blockade that has reportedly redirected 94 commercial vessels since early April 2026.
Date: 2026-05-20
Country: Iran
Conflict: US-Iran Conflict
Severity: HIGH
Source: Homeland Security Today
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