The Importance of Risks in Putin's Policy

Putin's way of thinking is rational, it's calculating, he exploits the weaknesses of others. He may not always get good information because he played and didn't get good information about how he'd be received in Ukraine. But still it could be rational, but it's in the service of a worldview which isn't a Western worldview that nuclear deterrence actually presupposes. I think this is close to becoming a crisis of the nuclear settlement,. A crisis of thenuclear status quo"