Blockades Don’t Work the Way Trump Thinks

Blockades Don’t Work the Way Trump Thinks

Ms. Kavanagh is director of military analysis at Defense Priorities.

It shouldn’t have been surprising when President Trump announced on April 12 that the United States would begin a blockade of Iranian ports to force Tehran to accept a peace deal.

Mr. Trump prides himself on being unpredictable. But he is a creature of habit, and blockades have quickly emerged as one of his preferred military tactics since his return to the White House. He has already used them against Venezuela and Cuba. Now his administration has expanded the Iran embargo, and started to seize Iran-linked ships on the high seas.

Iran’s grip on the........

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