The announcement was made by leaders of Britain, France, Germany, Poland and Ukraine after a meeting in Kyiv, and a phone call with President Trump.

It’s a proposal that the Kremlin can neither reject nor accept, but one that may force it into an awkward choice, revealing Russian President Vladimir Putin’s true appetite for his brutal war of choice.

If the Kremlin fails to comply with the unconditional 30-day ceasefire, Ukraine’s Western allies said they would strengthen sanctions against Russia.