After Vladimir Putin’s “final warning” to the West, Donald Trump is making his most dramatic move yet in Europe. Washington is reportedly drawing up plans to speed up the withdrawal of U.S. troops from the continent, even as Russian threats grow louder and NATO anxieties deepen. Here’s what Trump’s accelerated exit from Europe could look like, which bases might be at risk, and how this shift ties into fears that America “cannot afford another war” with Russia while already entangled in the Iran conflict.

