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Bucket-wheel excavators mine rare earth materials on Ukrainian soil on February 25, 2025, in the Zhytomyr region of Ukraine. (Kostiantyn Liberov via Getty Images)
Aaron Friedberg
Professor of Politics, Princeton University
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Chinese President Xi Jinping views an honour guard during a welcoming ceremony inside the Great Hall of the People on March 26, 2015 in Beijing, China. (Feng Li/Getty Images)
