Over the past week, the foundations of US-European relations shifted dramatically.
In a series of highly controversial interventions, Donald Trump’s administration outlined a new US approach to Europe. It revolves around negotiating a rapid end to the war between Ukraine and Russia, handing Europe the lead responsibility for its own defense, and forging a new transatlantic alliance of populist forces on the right. After 25 years of working on transatlantic relations, I am aware of the tendency of crisis moments like this to fade and relationships to trend back toward historical norms. But this time is different.
