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The Implications of Iran Mining the Strait of Hormuz Are Many—and Ugly

Laying mines is cheap—and easy. Clearing them is expensive and hard. The potential consequences are terrifying.

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Brynn Tannehill and The New Republic
Mar 11, 2026
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A navy vessel is seen sailing in the Strait of Hormuz
Sahar AL ATTAR / AFP via Getty Images

And now, Iran has begun mining the Strait of Hormuz. President Trump simultaneously denied this on Truth Social and threatened that “military consequences to Iran will be at a level never seen before” if it did happen to be true. How the United States can escalate beyond 8,000 Israeli and U.S. air strikes that have k…

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