Ukrainian President Volodymyr Zelensky says he wants to work “directly” with US President-elect Donald Trump and is open to his ideas, highlighting Kyiv’s eagerness to keep its most important ally onside as Russia intensifies its attacks.

President Vladimir Putin said on Thursday that Russia would use all weapons at its disposal against Ukraine if Kyiv were to acquire nuclear arms. The New York Times reported last week that some unidentified Western officials had suggested U.