America’s democracy, once seen as a shining light and inspiration to democrats across the world, was pushed to the brink by Donald Trump’s presidency. In the aftermath of last month’s storming of the Capitol by right-wing extremists, some commentators declared that the United States’ own troubles mean it must now …

“First thing I’m going to have to do, and I’m not joking,” candidate Joe Biden said last September in a campaign interview about America’s European allies. “If elected I’m going to … get on the phone with the heads of state and say America’s back, you can count on us.” …

Joe Biden’s election as U.S. president was greeted with deep relief in Berlin, as it was in most other European capitals. After Donald Trump’s presidency—which was characterized by animosity toward Germany and repeated attempts to sow division among European countries—German policymakers hope that some immediate sources of tension can now …