Oil prices surge following US-Iran military escalation in the Strait of Hormuz

Global oil prices rose significantly on August 31, 2026, as geopolitical tensions between the United States and Iran escalated sharply. Brent crude climbed above $90 per barrel, with various reports indicating gains between 2.5% and 2.85%, while U.S. West Texas Intermediate (WTI) also increased by over 2.4%. These market fluctuations followed a U.S. strike on Sunday night targeting two Iranian missile launchers on Larak Island in the strategic Strait of Hormuz. In retaliation, Tehran reportedly launched attacks against U.S. military bases in Jordan.

The volatility in energy markets is driven by concerns over the security of the Strait of Hormuz, a critical maritime passage for global oil transit. The recent exchange marks a major escalation in the ongoing conflict, which recently passed its six-month anniversary. Following the retaliatory strikes from Iran, U.S. President Donald Trump publicly vowed that the United States would respond to the aggression against American assets in the Middle East. As global financial markets react to the instability, mediators continue efforts to restore safe navigation in the region, though peace negotiations remain at a standstill. Investors are now closely monitoring both the military developments and the potential for further disruptions in the global oil supply chain.