Brattberg and Volker: NATO Must Stand Up to Putin’s Threat to Invade Ukraine
By
Erik Brattberg, Kurt Volker
Brent Scowcroft Center Senior Adviser Kurt Volker and Brent Scowcroft Center Resident Fellow Erik Brattberg cowrite for the Washington Post on what NATO must do to prove to President Putin that Russia cannot invade Ukraine one week prior to a NATO summit: