European leaders pushed forward their demand that Russia implement a total land, air and sea ceasefire in Ukraine by midnight Monday or face crippling sanctions. The Europeans reiterated their ultimatum after Russian President Vladimir Putin rejected the ceasefire and proposed holding direct negotiations with Ukraine in Istanbul on Thursday instead.

Trump urged Ukraine to meet with Russian officials in Turkey on Thursday to negotiate.

Ukrainian President Volodymyr Zelenskiy said on Monday that Russia was continuing its attacks on Ukraine and had made no response to a proposal for direct talks in Turkey this week in a "strange silence.