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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BYD’s chip Xuanji A3 is displayed during the 2026 World AI Conference on July 17, 2026, in Shanghai, China. (Getty Images)