5 minWorld
Houthi Capture of Mayyun Island Strengthens Iran's Hand, Experts Warn of Global Inflationary Shock
The Iran-backed Houthis have seized Mayyun island, a strategic chokepoint in the Bab al-Mandab Strait, giving Tehran new leverage over global shipping and threatening a supply shock that could push inflation higher worldwide.
The Iran-backed Houthis have captured Mayyun island, a strategic outpost in the Bab al-Mandab Strait, in a move that analysts say both strengthens Tehran's negotiating position with Washington and raises the risk of a new global inflationary shock.
The seizure, confirmed Friday, follows the Houthis' reported takeover of Yemen's entire west coast, which runs along the strait. The island divides the Bab al-Mandab into two distinct shipping channels, making it a critical node for vessels moving between the Red Sea and the Gulf of Aden.
Wolfgang Pusztai, a security and policy analyst, told Al Jazeera that the Houthis' new dominance over the territory makes passage through the waterway a «very risky endeavor if the Houthis don't allow it.» The group launched a blockade of all Saudi Arabian oil shipments through the strait in July, and its expanded territorial control now gives it the ability to enforce that blockade more effectively.
Pusztai argued that Iran also benefits directly from the move, gaining fresh leverage over another global chokepoint. According to the analyst, the Houthi capture makes Iran's own blockade of the Strait of Hormuz «even more efficient,» effectively tightening Tehran's grip on two of the world's most important oil transit routes.
Farea Al-Muslimi, a research fellow at Chatham House's Middle East and North Africa Programme, agreed that the Houthis' capture of Mayyun island has strengthened Iran's negotiating position with the United States. The development comes as the Trump administration has sought to press Tehran on multiple fronts, and the loss of leverage could complicate those efforts.
Economist Javed Hassan warned that a global supply shock could soon emerge if the Houthis further disrupt trade through the strait. «War-risk insurance and charter rates can rise before cargoes are formally interrupted, and the resulting pressure extends beyond oil into container shipping, dry bulk and the wider cost of traded goods,» Hassan told Al Jazeera. «The technical supply shock from Houthi attacks therefore becomes an inflationary shock through several commodities at once.»
The warning comes as oil prices continue to climb. Diesel costs in the United States have reached levels so high that some gas stations have reportedly been unable to display the correct price, a sign of the strain already being felt by consumers and businesses.
The Bab al-Mandab Strait is a narrow waterway that separates the Arabian Peninsula from the Horn of Africa and connects the Red Sea to the Gulf of Aden. Roughly a tenth of global trade, including a significant share of oil and liquefied natural gas shipments, passes through it. Any sustained disruption there would force vessels to take the much longer route around the Cape of Good Hope, adding time and cost to global supply chains.
The Houthis have been fighting a civil war in Yemen for years and have previously targeted shipping in the Red Sea with missiles and drones. Their latest territorial gains mark a significant escalation, giving them physical control over a chokepoint rather than merely the ability to harass vessels from a distance.
For the Trump administration, the development complicates efforts to isolate Iran and pressure it into concessions. With the Houthis now able to choke off traffic through Bab al-Mandab at will, Tehran has an additional card to play in any negotiation over its nuclear program, regional activities, or sanctions relief.
The economic implications extend beyond oil. Higher insurance premiums for ships transiting the region, longer voyages, and the threat of outright interruption to container and bulk cargo flows could feed into consumer prices across a wide range of goods. Hassan's warning that the supply shock would become an inflationary shock «through several commodities at once» suggests the effects would not be limited to energy markets.
Analysts say the situation remains fluid. The Houthis have not signaled whether they intend to expand their blockade beyond Saudi oil shipments, but their new position on Mayyun island gives them the capability to do so. The United States and its allies have not announced a response to the seizure.
For now, the capture of Mayyun island stands as a reminder of how quickly a regional conflict can ripple through the global economy. With oil prices already elevated and diesel costs straining American consumers, the prospect of a new supply shock is one that markets and policymakers will be watching closely in the days ahead.
