President Volodymyr Zelensky said in Brussels, where the leaders had gathered, that without the money, his country would have to reduce its drone production significantly.
Dmitri N. Kozak had worked with President Vladimir V. Putin for three decades before quitting in September. His associates described his break with the Russian leader.
Two days of talks between President Volodymyr Zelensky and allies have brought some progress on security guarantees, but Russia remains opposed to any foreign forces in Ukraine.
Often left out by the United States in peace negotiations, European countries are working to assert their leadership and bolster Ukraine with an ambitious funding plan. But can they agree?
From left: Chancellor Friedrich Merz of Germany, Prime Minister Keir Starmer of Britain, President Volodymyr Zelensky of Ukraine and President Emmanuel Macron of France at a meeting in London this month.
Longevity labs, “immortality islands” and grapeseed pills are part of China’s national project to conquer aging, despite sometimes shaky science and extravagant claims.
The two leaders reached an agreement on fentanyl, some tariffs and rare earths, at least for a year. But even as the global trade picture cleared a little, Mr. Trump spurred new worries about nuclear proliferation.