Published on April 21, 2025 This article provides insights into the topic. On a clear day last July in Miami, Peter Navarro emerged from four months in federal prison, where he’d been imprisoned for contempt of Congress. Mr. Navarro had refused to testify in an investigation of the Jan. 6 attack on the Capitol, an action he described as a defense of the Constitution. Just hours after his release from prison, Mr. Navarro flew to Milwaukee to speak at the Republican National Convention in support of Donald J. Trump’s re-election. “They convicted me, they jailed me. Guess what? They did not break me,” he said that night, punctuating each word as the crowd roared. It was an exercise in loyalty to Mr. Trump that seems to have paid off. For much of Mr. Trump’s first term, Mr. Navarro, a trade adviser, had been sidelined, mocked and minimized by other officials who saw his protectionist views on trade as factually wrong and dangerous for the country. Now, he was back in the headlines agai...