On What Really Matters, Walter Russell Mead discusses Donald Trump’s ban on foreign students at Harvard, the Supreme Court’s decision on the president’s authority to fire federal commissioners, the Senate’s vote against California’s electric vehicle mandate, and a report from the Copenhagen Democracy Summit.

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The logo of Japan's largest steel manufacturer Nippon Steel corporation is seen in front of the company's head office in Tokyo on January 7, 2025. (David Marueil/ via Getty Images)