Core Point - Iran has announced the closure of the Strait of Hormuz starting March 4, 2026, and has begun attacking ships that attempt to transit oil and other commodities [1] Group 1 - The closure of the Strait of Hormuz is a significant geopolitical event that could impact global oil supply and shipping routes [1] - The attacks on ships indicate a heightened level of military aggression from Iran, which may escalate tensions in the region [1]