Sitting in the Oval Office with NATO Secretary-General Mark Rutte, and apparently fed up with being slow-walked by Russian President Vladimir Putin, Trump threatened the Kremlin with tough tariffs if it doesn't make a deal to end the war within 50 days. But perhaps more important was Trump's shift on weapons.

But while Monday’s apparent U-turn was dramatic, other Ukraine supporters, former officials and other foreign policy experts are wary at least and deeply skeptical at worst. “The question that Europeans and Ukrainians are asking,