Putin Threatens to Respond with 'All Types of Weapons' to Any Attack on Kaliningrad

Russian President Vladimir Putin said on Thursday that it is impossible to be certain that weapons of mass destruction will never be used, emphasizing the need to prevent such a scenario.

Speaking at the Valdai International Discussion Club forum in Moscow, Putin said, “Can we be sure that this weapon will never be used? Of course not. We must take that into account and avoid it.”