Some of Russia’s maximalist demands have been removed from original 28-point proposal, it is understood

• Analysis: Disarray over leaked US-Russia peace plan is ideal scenario for Putin

Ukraine has significantly amended the US “peace plan” to end the conflict, removing some of Russia’s maximalist demands, people familiar with the negotiations said, as European leaders warned on Monday that no deal could be reached quickly.

Volodymyr Zelenskyy may meet Donald Trump in the White House later this week, sources indicated, amid a flurry of calls between Kyiv and Washington. Ukraine is pressing for Europe to be involved in the talks.