International Business News: Iran’s Revolutionary Guards have declared the Strait of Hormuz closed, warning that any vessel attempting to pass will be attacked. Ebrahim Jabari, a . Iran’s Revolutionary Guards have declared the Strait of Hormuz closed, warning that any vessel attempting to pass will be attacked. Ebrahim Jabari, a senior adviser to the commander-in-chief of the Islamic Revolutionary Guard Corps (IRGC), said ships... [3463 chars]