The Defense Department has ended plans to sponsor studies of service members at Harvard, signaling an escalation in its wider dispute with the Ivy League institution. The move eliminates a specific research relationship and reflects the Trump administration’s broader tension with elite universities over governance and policy alignment. Harvard officials had been working on projects funded by the Pentagon studying military populations; Pentagon leaders cited concerns over institutional posture and oversight. University research offices warn the withdrawal raises questions about future federal engagement and the stability of defense research pipelines. Research administrators said the action will prompt universities to reassess risk controls, contracting practices, and the political dimensions of federal funding—especially for projects that engage national security or military populations.