"Unfortunately, at the moment, as a result of the destructive policy of the West, whose actions are fraught with a direct military clash of nuclear powers, the level of nuclear danger has seriously increased," Zakharova said in a statement.
Moscow has been sending clear signals to the United States and NATO about the possible catastrophic consequences of their course to undermine Russia’s security, the statement said.
"The reliability and effectiveness of the Russian nuclear deterrence is ensured at the necessary and sufficient level and should not cause even the slightest doubt," the statement said.