Walter Russell Mead discusses homeschooling, the United States–Japan–South Korea security pact, artificial intelligence’s threat to the nation state, China’s economic woes, The Magic Flute, and Fidel Castro on his podcast What Really Matters.

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US President Donald Trump reacts after signing executive orders imposing tariffs on imported goods in the Rose Garden at the White House on April 2, 2025, in Washington, DC. (Andrew Harnik via Getty Images)