US Seizes Iranian Vessel in Gulf of Oman, Triggering Oil Spike and Equity Sell-off

Crude oil prices jumped 5% and global equity markets retreated following an announcement from the Trump administration regarding military action in the Gulf of Oman. The volatility stems from the US decision to fire upon and seize an Iranian-flagged cargo ship, escalating tensions in one of the world's most critical energy transit corridors. The action took place in the Gulf of Oman, a region adjacent to the Strait of Hormuz, through which a significant portion of the world's seaborne oil passes. The sudden escalation has reignited fears of a direct confrontation between Washington and Tehran, potentially threatening the stability of global energy supplies. The immediate market reaction saw a sharp spike in energy futures as traders priced in the risk of a wider conflict or Iranian retaliation. Simultaneously, broader stock indices fell as geopolitical uncertainty dampened investor appetite for risk assets, shifting capital toward safe-haven instruments. Analysts are now monitoring the region for further military movements or diplomatic responses, as any prolonged disruption to shipping lanes in the Gulf could lead to sustained upward pressure on energy costs and increased inflationary pressure globally.