"The nuclear triad is at the heart of our policy of nuclear security," Putin said in a documentary broadcasted today on Russia 1 TV channel, Censor.NET reports.
"As one of the leading nuclear states, Russia will continue to improve its nuclear armament. The nuclear triad is at the heart of our policy of nuclear security", he assured.
However, Putin said he would not wield the "nuclear big stick."
Putin promised not to give residents of Donbas up to Ukrainian nationalists