Oil prices saw significant volatility after the U.S. launched new strikes on Iran, reigniting fears of supply disruptions in the critical Middle East region. Both Brent and WTI crude futures, which had surged in the previous session, experienced a downturn on Thursday as markets digested the escalating geopolitical tensions. The U.S. stance, including President Trump’s disinterest in further negotiations and prior declaration that a ceasefire was ‘over,’ underscores the heightened risk to global oil flows, particularly through the Strait of Hormuz.
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Global oil markets are navigating choppy waters as escalating tensions between the U.S. and Iran ignite fresh fears of supply disruptions across the crucial Middle East region. This latest geopolitical friction sent crude prices on a rollercoaster, with significant spikes followed by a retreat.
The immediate catalyst came Wednesday, when the U.S. Central Command confirmed launching new strikes on Iran. These actions were a direct response to what Washington described as Tehran's aggressive attacks on commercial shipping in and around the strategically vital Strait of Hormuz. Adding to the diplomatic chill, President Donald Trump also indicated his disinterest in pursuing further negotiations with Iran, echoing earlier statements that the ceasefire between the two nations was 'over' following a previous wave of regional assaults.

TEHRAN, IRAN - MARCH 10: Smoke rises among the residential buildings following an Israeli attack on Tehran, Iran on March 10, 2025. (Photo by Fatemeh Bahrami/Anadolu via Getty Images - Representative Image)
Anadolu | Getty Images
This volatility was immediately felt in the price of crude. International benchmark Brent crude futures, slated for September delivery, initially surged by 5.4% in the previous session — marking its most substantial daily gain since May 4. However, during early European trading on Thursday, the contract pared those gains, trading 0.3% lower at $77.73 per barrel.
Similarly, U.S. West Texas Intermediate (WTI) futures for August delivery saw a 4.4% rise on Wednesday, its best performance since June 1. By Thursday, WTI also reversed course, trading down 0.2% at $73.40.
Experts are highlighting the critical role of the Strait of Hormuz in this scenario. As one of the world's most vital energy chokepoints, even minimal disruption can dramatically influence prompt pricing, freight costs, and overall market sentiment, according to analysis from Saxo. The market is now being compelled to factor in the potential for renewed attacks on shipping or a complete breakdown in U.S.-Iran relations, which could significantly impede oil flows through this strategic waterway.
The implications for global energy supply are profound, urging close observation of developments in this tense region.