Among the debates that have swept the U.S. foreign policy community since the beginning of the Trump administration, alarm about the fate of the liberal international rules-based order has emerged as one of the few fixed points. From the international relations scholar G. John Ikenberry’s claim that “for seven decades the world has been dominated by a western liberal order” to U.S. Vice President Joe Biden’s call in the final days of the Obama administration to “act urgently to defend the liberal international order,” this banner waves atop most discussions of the United States’ role in the world.