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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US Secretary of War Pete Hegseth and Japan’s Minister of Defense Shinjiro Koizumi inspect a guard of honor on October 29, 2025 in Tokyo, Japan. (Getty Images)