Brent crude oil prices surged more than 4% on Thursday, closing at $102.31 per barrel, following reports that the U.S. is deploying a third aircraft carrier, the USS Theodore Roosevelt, to the Middle East. This move, expected to be completed by the end of November, includes additional Marine Corps ships and up to 10,000 troops. The deployment adds to the USS George H.W. Bush and USS George Washington, already stationed in the region, signaling a potential escalation in U.S. military action against Iran.

The increased military presence comes amid heightened tensions, with President Donald Trump reportedly planning to restart bombing campaigns against Iran after the U.S. midterm elections in November. Energy markets are reacting to these geopolitical risks despite crude oil flows from the Middle East having nearly returned to prewar levels. However, security threats persist, as recent attacks on at least three tankers transiting the Strait of Hormuz highlight ongoing vulnerabilities in the vital oil shipping lanes.

In addition to military developments, disruptions in fuel supplies continue due to conflicts. Diesel prices in the U.S. reached record highs, averaging $6.40 per gallon recently, influenced by Ukrainian strikes on Russian refineries and attacks by Iran and its allies on Middle Eastern facilities. While President Trump has considered banning diesel exports, recent statements suggest hesitation on this policy, even as higher fuel costs pressure consumers and markets.

Furthermore, China has curbed some gasoline and jet fuel exports slated for October as a precaution to maintain domestic supply. This decision adds another layer of complexity to global fuel markets already strained by conflict-driven supply constraints. This regional instability and political maneuvering contribute directly to the volatility seen in oil prices and raise concerns about sustained fuel availability worldwide.