Iran & Allies Threaten Key Oil Shipping Routes

Part of Middle East Conflict Escalation

Iran and its Houthi allies are escalating threats to global oil shipping routes, increasing risk to transit through the Red Sea and Strait of Hormuz. Iran's Islamic Revolutionary Guard Corps Navy developed naval mine warfare as a primary strategy, making such capabilities necessary again after the U.S. reduced its minesweeper fleet. Despite Iraq's Kurdish Regional Government and Baghdad reaching an understanding to resume oil exports, constraints in the Strait of Hormuz persist, highlighting ongoing vulnerabilities. Most recently, Yemen's Houthi rebels, coordinating with Iran, launched ballistic missile attacks on Israel and targeted Red Sea shipping on March 21, 2026, expanding the immediate threat to another critical oil route.