"When General (Keith) Kellogg was in Kyiv, I handed him and the U.S. president a document with all ceasefires, along with specific dates, that Russia had violated," President Volodymyr Zelensky said.

President Volodymyr Zelensky said on Feb. 24 he had provided U.S. President Donald Trump with a list of all ceasefires violated by Russia, warning against a quick peace deal without clear security guarantees.