Yemen’s Iran-backed Houthi rebels have rapidly expanded control over critical areas along the Red Sea coast, capturing strategic islands and the port of Mokha. This territorial advance threatens one of the world’s crucial maritime chokepoints and is coinciding with soaring diesel prices in the United States, pushing the national average above $6 a gallon. The developments highlight intensifying regional conflict and its wider economic implications.
What Happened
On September 11, 2026, reports confirmed that Yemen’s Houthi forces seized the Red Sea port of Mokha and the strategic island of Perim (also known as Mayun). Additionally, the rebels took control of the Greater and Lesser Hanish islands—the last two remaining under opposition control in the Bab el-Mandeb Strait. A military official from Yemen’s internationally recognized government conveyed these losses to AFP news agency. The Bab el-Mandeb Strait is a vital shipping route for Saudi Arabian oil exports, making these captures especially significant.
Amid these advances, Saudi Arabia has faced multiple attacks targeting its East-West oil pipeline running between the Abqaiq oil fields and the Red Sea port of Yanbu. Saudi authorities confirmed shutting the pipeline as a precaution following attacks that injured several individuals. Although Saudi officials did not directly attribute blame, multiple sources suggest the Iran-backed Houthis carried out the assaults.
Saudi Crown Prince Mohammed bin Salman has personally urged then-U.S. President Donald Trump to carry out military action against the Houthis, with the two leaders communicating several times in recent days. Despite the pressure, Trump has refrained from direct military intervention, offering intelligence and targeting support instead. Meanwhile, U.S. Central Command chief Adm. Bradley Cooper was in Saudi Arabia for coordination talks on the conflict.
Key Facts
The national average price for diesel in the U.S. reached a record $6.05 per gallon on Friday, reflecting a more than 60% increase over the past year, according to AAA data. Brent crude oil prices surged above $105 per barrel earlier this week, driven in part by destabilization along key maritime routes due to the conflict. The East-West pipeline, transporting roughly 5 to 7 million barrels of oil daily, acts as a critical alternative to the Strait of Hormuz, its disruption further threatening global oil supply chains.
The strategic Bab el-Mandeb Strait, alongside the Strait of Hormuz, is essential for global energy shipments. The Houthi control over this area increases the risk to Saudi oil tankers and international shipping traffic. The Houthis’ seizure of the islands and ports consolidates their influence over the western coast of Yemen.
What This Means
The Houthi captures of pivotal Red Sea locations threaten the stability of an already volatile region and have immediate global economic repercussions. By controlling parts of the Bab el-Mandeb Strait, the Houthis can disrupt shipping lanes vital for Saudi oil exports and international commerce, raising volatility in global energy markets. The spike in U.S. diesel prices indicates how regional conflicts can quickly translate into higher costs for consumers and businesses worldwide, as transportation and farming rely heavily on diesel fuel.
The increased vulnerability of Saudi energy infrastructure and maritime routes amplifies geopolitical tensions between Iran-backed forces and Saudi Arabia, complicating diplomatic efforts. For countries dependent on Middle Eastern oil and shipping routes, the route disruptions risk supply chain delays and price instability, highlighting the interconnectedness of local conflicts and global markets. Consumers around the world may face sustained fuel price increases if the conflict escalates further or supply routes are obstructed.
Background
The Bab el-Mandeb Strait has long been a strategic chokepoint connecting the Red Sea to the Gulf of Aden and the Arabian Sea, critical for global oil and trade flows. Saudi Arabia’s East-West pipeline, built in the 1980s during the Iran-Iraq war, was designed to bypass the Strait of Hormuz, historically vulnerable due to political instability. The current Yemen conflict, intensified by the Iran-backed Houthi insurgency, has extended instability to the Red Sea shipping corridor, evoking renewed fears about secure energy transport routes in the Gulf region.
This conflict is part of the broader proxy tensions between Iran and Saudi Arabia, involving competing influence in Yemen and control over critical maritime routes. Previous attempts at ceasefires or diplomatic resolutions have collapsed, resulting in an ongoing war with shifting front lines.
What Remains Unclear
Casualty figures from recent pipeline attacks and Houthi advances have not been fully confirmed, with official sources acknowledging injuries but not detailing the extent. It remains uncertain whether a wider Saudi-led coalition or international military intervention is imminent. The specific terms and potential outcomes of discussions between Saudi Arabia and the U.S. regarding military support are not publicly disclosed. The full economic impact on regional oil export volumes and the duration of the fuel price surge are still evolving.
What Comes Next
Coordination talks between U.S. Central Command and Saudi officials continue, with possible decisions on coalition building against the Houthis reportedly underway. Iran plans to meet with Gulf states in Oman soon to discuss security arrangements for the Strait of Hormuz, which remains a parallel flashpoint in regional tensions. Economic markets will closely watch ongoing conflict dynamics, Houthi military movements, and pipeline operations for signals on future disruptions.
Sources
This article is based on reporting and publicly available information from the following sources:
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