Iran Revolutionary Guard threatens hard blow to United States Navy amid Strait of Hormuz blockade

Apr 18, 2026, 6:44:27 PM UTC(9 hours ago)

Impact: High

Affected Assets

Iranian Revolutionary Guard Corps gunboats reportedly opened fire on a commercial tanker 20 nautical miles northeast of Oman after the waterway was declared closed again
The United States Navy has intercepted 23 vessels since April 13 as part of a counter-blockade aimed at stopping all ships entering or leaving Iranian ports
Iran reimposed strict military control over the strait on April 18 in response to the refusal of the United States to lift its naval blockade following failed talks in Islamabad
Market analysts warn that the continued closure is costing Iran approximately 400 million dollars daily in lost revenue and threatens permanent damage to oil infrastructure
Military experts describe the Iranian mosquito fleet of fast attack craft as the primary threat to international shipping and United States surveillance capabilities in the region

IRAN REVOLUTIONARY GUARDS NAVY LOCAL COMMANDER IN STRAIT OF HORMUZ SAYS US NAVY WILL RECEIVE A 'HARD BLOW' IF IT ATTACKS IRANIAN VESSELS - STATE TV