Kremlin: Russia would only use nuclear weapons if its existence were threatened

Kremlin spokesman Dmitry Peskov attends a session of the St. Petersburg International Economic Forum (SPIEF) in Saint Petersburg, Russia, June 4, 2021. [Reuters]

Russia's security policy dictates that the country would only use nuclear weapons if its very existence were threatened, Kremlin spokesman Dmitry Peskov told CNN in an interview on Tuesday.