<div class="css-s99gbd StoryBodyCompanionColumn" data-testid="companionColumn-0"><div class="css-53u6y8"><p class="css-ac37hb evys1bk0">Navy Secretary John Phelan was fired on Wednesday after months of infighting with senior Pentagon leaders and disagreements over how to revive the Navy’s struggling shipbuilding program.</p><p class="css-ac37hb evys1bk0">Mr. Phelan is leaving the Pentagon and the Trump administration effective immediately, wrote Sean Parnell, the Pentagon’s chief spokesman, in a terse statement.</p><p class="css-ac37hb evys1bk0">In his role leading the Navy, Mr. Phelan had championed the “Golden Fleet,” a major investment in new ships including a “Trump-class” battleship. But Mr. Phelan’s leadership was marred by feuds with senior leaders in the Pentagon, including Defense Secretary Pete Hegseth and Deputy Defense Secretary Stephen Feinberg, Pentagon and congressional officials said.</p><p class="css-ac37hb evys1bk0">Mr. Phelan is the first service secretary to leave the administration, though he is the second one to clash with the defense secretary. Mr. Hegseth also has butted heads with Army Secretary Daniel P. Driscoll over promotions and a host of other issues. Mr. Hegseth fired the <a class="css-yywogo" href="https://www.nytimes.com/2026/04/02/us/politics/hegseth-fires-general-randy-george.html" title="">Army’s chief of staff, Gen. Randy George,</a> earlier this month.</p></div><aside aria-label="companion column" class="css-ew4tgv"></aside></div><div data-testid="Dropzone-1"></div><div class="css-s99gbd StoryBodyCompanionColumn" data-testid="companionColumn-1"><div class="css-53u6y8"><p class="css-ac37hb evys1bk0">The Navy secretary has no role overseeing deployed forces, and Mr. Phelan’s firing is not likely to have significant implications for the conduct of the Iran war or U.S. Navy operations to blockade Iranian ports or open the Strait of Hormuz. As the Navy’s top civilian leader, his main responsibility is to oversee the building of the future naval and Marine Corps force.</p><p class="css-ac37hb evys1bk0">But the tumult could make it harder for the Navy to replenish its stock of Tomahawk missiles and <a class="css-yywogo" href="https://www.nytimes.com/interactive/2026/04/18/world/middleeast/iran-us-war-drones-cost.html" title="">high-end air defense systems</a>, which have been in heavy use in Iran.</p><div class="css-kbghgg"><div class="css-121kum4"><div class="css-171d1bw"></div><div class="css-asuuk5"><noscript><div class="css-7axq9l" data-testid="optimistic-truncator-noscript"><svg aria-hidden="true" class="css-1b5b8u1" data-tpl="i" height="24" viewbox="0 0 24 24" width="24"><path clip-rule="evenodd" d="M2.5 12a9.5 9.5 0 1 1 19 0 9.5 9.5 0 0 1-19 0Zm8.5 1.75v-7.5h2v7.5h-2Zm0 2v2h2v-2h-2Z" fill="currentColor" fill-rule="evenodd"></path></svg><div class="css-6yo1no" data-testid="optimistic-truncator-noscript-message"><p class="css-3kpklk" data-tpl="t">We are having trouble retrieving the article content.</p><p class="css-3kpklk" data-tpl="t">Please enable JavaScript in your browser settings.</p></div></div></noscript><div class="css-1dv1kvn" id="optimistic-truncator-a11y" tabindex="-1"><hr/><p>Thank you for your patience while we verify access. 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