LONDON — When President Biden held a video call with European leaders about Ukraine this week, it had all the urgency of a Cold War-era crisis, replete with the specter of Russian tanks and troops menacing Eastern Europe. But Mr. Biden expanded the seats on his war council, adding Poland, Italy and the European Union to the familiar lineup of Britain, France and Germany.
The effort to be inclusive was no accident: After complaints from Europeans that they were blindsided by the swift American withdrawal from Afghanistan last summer, and that France was frozen out of a new defense alliance with Australia, Mr. Biden has gone out of his way to involve allies in every step of this crisis.
For the Biden administration, it amounts to a much-needed diplomatic reset. The United States, European officials say, has acted with energy and some dexterity in orchestrating the response to Russia’s threatening moves. Since mid-November, it has conducted at least 180 senior-level meetings or other contacts with European officials. Some marvel at having their American counterparts on speed dial.
Despite being dragged down at home by domestic problems and viewed as a transitional figure in some skeptical European capitals, the president has emerged as the leader of the West’s effort to confront the threats from President Vladimir V. Putin of Russia. The administration’s emphasis on unity, American officials say, is largely intended to frustrate Mr. Putin’s desire to use the crisis to…