Not long ago, a Ukrainian officer at an artillery position on the eastern front shared a telling detail with The Times. His crew, sweaty and covered in dust, was firing a howitzer at a coal mine it had occupied until just days earlier. Now they were losing ground, and the Russians held the mine.

Experts at the Institute for the Study of War (ISW) have pointed out that Russia will face a shortage of weapons and material resources for its war against Ukraine and will deepen its dependence on foreign partners in this matter.

"We think it lays out a strategy and a plan that can work," she said. Miller told a news briefing Blinken had learned about the plan during a visit to Kyiv and shared the ambassador's assessment. He said Ukrainian President Volodymyr Zelenskiy had said he looked forward to presenting the plan in detail to President Joe Biden.