Over 10,000 US troops are enforcing the Iran blockade, but no ships boarded so far, military says
Over 10,000 US troops are currently enforcing a blockade on Iranian ports as of April 2026. The US military has issued warnings to Iran-linked ships, stating that force, including warning shots and potential boarding, could be used if they attempt to breach the blockade.

Briefing Summary
AI-generatedOver 10,000 US troops are currently enforcing a blockade on Iranian ports as of April 2026. The US military has issued warnings to Iran-linked ships, stating that force, including warning shots and potential boarding, could be used if they attempt to breach the blockade. In the first three days of the operation, 14 ships turned around to avoid confrontation. Vessels approaching the blockade, which is enforced in Iranian territorial seas and international waters, receive warnings via radio broadcast. The US Central Command has stated its readiness to use necessary force to ensure compliance with the blockade.
Article analysis
Model · rule-basedKey claims
5 extractedThe military was ready to use force if needed to compel compliance with the blockade.
Vessels that approach the blockade are given a warning.
14 ships have turned around rather than confront the naval blockade.
No ships have yet been boarded.
More than 10,000 American troops are helping enforce the blockade on Iranian ports.