Iran directed Ansarallah fighters to shut down the Bab al-Mandab Strait if U.S. strikes target Iran’s energy sites. Iran’s Revolutionary Guard also warned it may strike shipping routes in the strait as tensions escalate over U.S.-Iran rivalry. Ansarallah, the Houthi group, vowed to close the strait to Saudi access following air strikes on Sana’a. The Bab al-Mandab Strait, a key shipping route between the Red Sea, has become a flashpoint in the escalating conflict. The move follows recent warnings over its strict red lines,’ including the Strait of Hormuz. The IRGC’s warning signals possible broader military action in area waterways.