A week of intense political upheaval has reignited uncertainty over America’s commitment to supporting Ukraine amid the ongoing war, with divisions in Washington and Kyiv deepening concerns among European allies. The shifting U.S. position, now under a new presidential administration, has sparked fresh debates about long-term strategy and military aid. Questions linger over whether the U.S. will maintain its previous level of involvement or adopt a more cautious approach. The fallout reflects broader tensions as key leaders grapple with the war’s evolving dynamics.


Tumult and doubt are hanging over the role of the United States in the war in Ukraine, 4 1/2 years after the Russian invasion. That’s the bottom line after a week of high drama that roiled Washington, Kyiv and concerned political leaders in Europe. The U.S. stance is, of course, determined by President Trump, often...