Iran Re-closes Strait of Hormuz Following US Naval Blockade – Iran, 2026-04-18 | WarHeatMap.app

Home › IranIran Re-closes Strait of Hormuz Following US Naval BlockadeThe Islamic Revolutionary Guard Corps (IRGC) Navy announced the renewed closure of the Strait of Hormuz on April 18, 2026, retracting a previous reopening statement. Iran stated the waterway would remain blocked until the U.S. lifts its naval blockade of Iranian ports. Concurrently, IRGC gunboats reportedly fired upon an Indian-flagged tanker, the Sanmar Herald, 20 nautical miles off Oman. India has summoned the Iranian envoy to express deep concern over the maritime aggression.
Date: 2026-04-18
Country: Iran
Conflict: US-Iran Conflict
Severity: CRITICAL
Source: The Guardian
Also reported by: AFP / BBC News [8], SOF News
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