The claim is reported by four independent sources: TASS, CNN, and two other web search results. All sources consistently state that the IRGC announced the closure of the Strait of Hormuz until the US blockade is lifted.

Multiple live web search results confirm an ongoing conflict involving the US and Iran, specifically mentioning 'Day 75 of Middle East conflict' and costs associated with the 'US war against Iran'. While the specific date of April 18, 2026, is implied by the context of the provided evidence (which describes current events as '3 days ago' in a timeline where these conflicts are active), the existence of the war is corroborated by multiple reports.