Walter Russell Mead discusses Iran-backed attacks on global commerce, whether America is a gerontocracy, how oil is saving Joe Biden’s hide, and why Anglo-American power is the big story of world history on his podcast, What Really Matters.

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Gunners from the Armed Forces of Ukraine fire at Russian position with a 155 mm self-propelled howitzer 2C22 in the Kharkiv region on April 21, 2024. (Anatolii Stepanov/AFP via Getty Images)