America’s sanctions only encourage them-and Iran.

It's a fool's game to predict how the array of wars in the Middle East will evolve or end, but one thing can be said with high confidence: The Biden administration's sanctions against the Houthis will have no effect whatever—except, perhaps, to embolden the Houthis to act still more brazenly. The decision to declare the Houthis a "specially designated global terrorist group," which Secretary of State Antony Blinken announced Wednesday, makes sense on a literal level. After all, the Houthis—the armed Shiite sect that rules a stretch of Yemen holding two-thirds of the country's 32 million people—has, since November, attacked…