Speaking at a foreign policy forum in Moscow, the Kremlin’s spokesman Dmitry Peskov said that the global security system was “eroding.” Russia’s claim that nuclear weapons remain the only real barrier against global war is designed to sound blunt, even pragmatic. In one sense, it reflects an old strategic truth: for decades, the fear of mutual destruction has acted as a brake on direct confrontation between the world’s most powerful states.

Dmitry Peskov emphasized that at the same time, nuclear deference does not prevent regional conflicts

MOSCOW: Nuclear weapons are the “only” bulwark preventing the world from slipping into a global war, the Kremlin said Wednesday amid fears of a fresh multi-country arms race. The…