It was the latest in a series of almost weekly large-scale missile and drone attacks. President Trump said he “didn’t make any progress” with President Vladimir V. Putin of Russia.

The reactions to the Trump administration’s decision to pause some weapons shipments to Ukraine couldn’t be more illustrative of the conflict: welcomed by the Kremlin, branded “inhumane” by Kyiv.

Ukrainian President Volodymyr Zelensky confirmed Friday that he and President Donald Trump spoke over the phone hours after Russia launched the largest aerial assault on Ukraine since the start of its full-scale invasion in 2022.