An incident at a British air base may demonstrate a new era of low-intensity conflict.

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The offensive is an effort to wrest control of the Bab al-Mandab Strait from the Houthis, a militia in Yemen backed by Iran.

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More oil is moving through the Strait of Hormuz. What does that mean for Iran’s wartime leverage?

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The withdrawal came with unusual speed, following what U.S. officials said were threats of an Iran-based plot against the installation.

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