Russia has called for direct negotiations with Ukraine in Istanbul, but Ukraine’s European allies maintain Putin needs to be pressured into a ceasefire first.

From left, British Prime Minister Keir Starmer, President Volodymyr Zelenskyy, French President Emmanuel Macron, Polish Prime Minister Donald Tusk and German Chancellor Friedrich Merz make a call to U.S. President Donald Trump from Kyiv, Ukraine, on Saturday, May 10, 2025. (AP Photo/Mstyslav Chernov)

Russia resumed mass drone attacks in Ukraine early on Sunday, after its self-declared three-day pause expired.