Trump Orders Navy to Sink Mine-Layers, Escalating Hormuz Standoff Over 21% of Global Oil

President Donald Trump on Wednesday ordered the U.S. Navy to sink any boat laying mines in the Strait of Hormuz, a direct military threat that dramatically raises the stakes in a conflict that has already choked off a vital artery for global energy markets. The order, which Trump said includes tripling the intensity of minesweeping operations, comes as oil trades above $100 a barrel and shipping through the strait has fallen over 99 percent.

"The world is facing the ‘biggest energy security threat in history,’" Fatih Birol, head of the International Energy Agency, told CNBC, citing the loss of around 13 million barrels per day of oil supply amid the conflict.

The announcement injected fresh volatility into markets, with Brent crude futures holding above $100 a barrel. In contrast, U.S. equities appeared to shrug off the geopolitical risk, with the S&P 500 nudging up to a fresh record as investors focused on strong corporate earnings.

At stake is the passage through the Strait of Hormuz, a chokepoint that normally handles about a fifth of the world’s oil supply. While the White House has downplayed recent Iranian seizures of non-U.S. cargo ships, Trump's direct order to "fire upon and sink" vessels creates a new tripwire for open military confrontation, threatening to fully close the strait and trigger a severe global energy crisis.

A High-Stakes Gamble

The aggressive new order contrasts sharply with recent White House efforts to de-escalate. Just a day earlier, Press Secretary Karoline Leavitt argued Iran’s seizure of two cargo ships, the MSC Francesca and the Epaminondas, was not a violation of the current U.S.-Iran ceasefire because they were not American or Israeli vessels. This oscillation between threats and a more tolerant tone has been a signature of Trump's negotiating strategy.

The U.S. military has maintained a naval blockade that has prevented dozens of ships from accessing Iranian ports. In response, Iran has severely restricted passage for non-Iranian vessels, with ship-tracking data showing traffic has collapsed from a pre-war average of 130 ships per day to just one on Tuesday.

Turmoil at the Pentagon

The escalation comes amid leadership turmoil at the Pentagon. Navy Secretary John Phelan was fired on Wednesday following disagreements with senior leaders over the Navy’s shipbuilding program. While the Pentagon stated the firing is not likely to have significant implications for the conduct of the Iran war, Senator Jack Reed, the top Democrat on the Armed Services Committee, called the dismissal "troubling."

"In the midst of President Trump’s war of choice in Iran, at a moment when our naval forces are stretched thin across multiple theaters, this kind of disruption at the top sends the wrong signal to our sailors and Marines, to our allies, and to our adversaries," Reed said in a statement.

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