U.S. President Donald Trump has stirred up backlash after remarking that Russia "wants to see Ukraine succeed" after a phone call with Russian President Vladimir Putin and an extended meeting with Ukrainian leader Volodymyr Zelensky.

The Kremlin said on Monday that Ukraine should withdraw its troops from the part of Donbas that it still controls, and that a call between Russian President Vladimir Putin and U.S. President Donald Trump would take place very soon.

President Donald Trump is meeting with his Ukrainian counterpart, Volodymyr Zelensky, in Florida today. Follow live updates on the Trump administration.

Donald Trump and Volodymyr Zelensky hailed progress on ending Russia's war in Ukraine at their Florida meeting in Mar-a-Lago.

Posting earlier on Telegram, Zelensky said "a lot can be decided before the New Year" and solutions depended "on those who help Ukraine and on those who put pressure on Russia so that the Russians feel the consequences of their own aggression".

Ukrainian President Volodymyr Zelensky on Sunday arrived at Mar-a-Lago in Palm Beach, Florida, to meet with U.S. President Donald Trump about a proposal for a cease-fire and end to Russia's war in Ukraine.