On What Really Matters, Walter Russell Mead discusses the White House’s new artificial intelligence action plan, protests against Volodymyr Zelenskyy in Ukraine, a hot conflict between Thailand and Cambodia, and the role of public intellectuals throughout history.
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A weapon is mounted on the Lehit ground robotic system, developed by specialists of the International Legion under the Defence Intelligence of Ukraine, during a demonstration in Ukraine on December 9, 2025. (Getty Images)