IEA Chief Fatih Birol Warns of ‘Biggest Energy Security Threat in History’ as Hormuz Blockade Persists

Fatih Birol tells CNBC the world faces the "biggest energy security threat in history" as the Hormuz blockade cuts 13M barrels per day.

By: AXL Media

Published: Apr 23, 2026, 10:17 AM EDT

Source: Information for this report was sourced from Anadolu Agency

The Unprecedented Scale of Global Supply Disruption

The world is currently navigating the most significant energy security challenge ever recorded, according to Fatih Birol, the Executive Director of the International Energy Agency (IEA). In an interview with CNBC on Thursday, Birol characterized the current Iran-related conflict as the "biggest energy security threat in history." The crisis has centered on the Strait of Hormuz, a critical chokepoint that previously facilitated the transit of 20 million barrels of petroleum products daily. With the waterway now subjected to a "double-blockade" by both the United States and Iran, global energy flows have been fundamentally severed, leaving the international market to grapple with an immediate deficit of 13 million barrels per day.

European Aviation Facing a Jet Fuel Crisis

One of the most acute vulnerabilities identified by the IEA is the European aviation sector’s dependence on Middle Eastern refineries. Birol revealed that before the blockade, Europe sourced approximately 75% of its jet fuel from the region—a supply line that has now effectively dropped to zero. While European nations are attempting to pivot toward imports from the United States and Nigeria, the transition has not been seamless. The IEA chief warned that if alternative supplies are not secured rapidly, governments may be forced to consider drastic measures, including mandatory curbs on air travel, to preserve dwindling fuel stocks for essential services.

The Economic Ripple Effects of the Double Blockade

The closure of the Hormuz chokepoint is no longer just a localized military concern but a primary driver of global economic instability. The IEA has cautioned that the sustained loss of oil supply risks triggering runaway inflation and significantly weaker economic growth across both developed and emerging markets. As energy costs spiral, the pressure on global supply chains is mounting, leading to what Birol described as a potential "rationing phase." The agency maintains that the current "sealed" status of the strait, enforced by competing naval interests, is the single greatest obstacle to global financial recovery in 2026.