Many Russians cheered President Trump’s election because they thought he could make a deal for a negotiated peace in Ukraine that would satisfy the Kremlin. Three months into Mr. Trump’s second term, the disappointment in Moscow is palpable.

The Trump administration’s patience with peace-making for Ukraine, always painfully thin, now appears to be running out altogether.

It had been hoped by Ukraine that America's growing impatience with Russia would translate into further sanctions for Moscow. Instead, the threat of the US washing its hands of th