The Strait of Hormuz Is the Real Story Nobody Wants to Tell

The missiles and the strikes and Trump's social media posts are consuming all the oxygen, but the real story of the Iran conflict is being told quietly in shipping lanes and oil futures markets. And it's a story worth paying close attention to.

The Strait of Hormuz — 21 miles wide at its narrowest point — carries roughly 20 percent of the world's oil supply. Iran borders it on the north. The US Fifth Fleet operates out of Bahrain to the south. Iran has mined it before. Iran has seized tankers there before. Iran has used the credible threat of closing it as geopolitical leverage for decades.

The strait has not been formally blockaded. Yet. But Iranian naval activity has spiked dramatically in the past two weeks, with IRGC speedboats conducting aggressive intercepts of commercial shipping and at least two tankers experiencing "navigation interference" — a phrase that sounds bureaucratic and means "someone tried to board us with guns."

The global insurance market has already priced in significant risk. Lloyd's of London has designated the entire Persian Gulf as a war risk zone. That designation adds tens of thousands of dollars per voyage to shipping costs. Those costs pass through to consumers at the pump and at the grocery store faster than most people realize, because almost everything has energy embedded in its supply chain somewhere.

Japan, South Korea, India, and China — the four largest Asian importers of Gulf oil — are in emergency consultations about alternative supply routes and strategic reserve drawdowns. None of them are parties to this conflict, all of them are paying for it, and none of them were consulted before it started. That diplomatic reality is going to matter long after the shooting stops.

The US is largely insulated from Gulf oil by domestic production. "Largely" is doing a lot of work in that sentence. Global oil markets price uniformly. When the strait tightens, everyone tightens.

This is the pressure point Iran understands better than any. They don't need to win a military exchange. They need to make the economics of the conflict unsustainable for the coalition prosecuting it. They have been studying how to do that for 40 years. Don't assume they haven't gotten good at it.