At the Republican National Committee's midterm convention, a generational fracture surfaced that no party platform could paper over: younger Republicans, shaped by the long shadow of post-9/11 wars, are openly questioning whether military action against Iran serves American interests — a direct challenge to the hawkish posture that has defined their party's foreign policy identity for two decades. The divide is not merely tactical but existential, asking what kind of power America should be, and who within the GOP gets to answer that question.