Donald Trump changed America — not as much as his supporters wanted, but more than his critics hoped. Yet the US wasn’t the only country that changed these past four years.

While President Joe Biden struggles to reassure allies that the US they remember is “back”, others have kept on changing. That makes returning to the way things were impossible. This is  particularly true of the transatlantic relationship — the unique relationship once enjoyed between the US and Europe isn’t coming back, even with Biden in office. And not all of it has to do with Trump...