If Trump walks away, or if Kyiv rejects a deal and keeps fighting with European support, it won’t necessarily mean “the collapse of Ukraine” although more people will almost certainly die if the U.S. pulls its air defenses and intelligence-sharing capabilities, Heisbourg said.

Following talks with the US side in recent days, European and Ukrainian officials are convinced Trump is ready to seize any kind of breakthrough this week, which marks his first 100 days in office — even if it falls short of a long-term solution,

President Donald Trump is pushing Ukrainian President Volodymyr Zelensky to cede territory occupied by Russia to Moscow to bring about an end to the fighting in Ukraine