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.

A White House official said that a call was not scheduled to take place on July 3 with Ukraine's president, Volodymyr Zelenskyy. Trump had hoped to end the war between the two nations quickly after returning to office,