Authors:

But scientists on both sides of the iron curtain played a very significant role in maintaining the momentum of the nuclear arms race throughout the four decades of the Cold War.

Joseph Rotblat, Daisaku Ikeda (2007). “A Quest for Global Peace: Rotblat and Ikeda on War, Ethics and the Nuclear Threat”, p.130, I.B.Tauris
But scientists on both sides of the iron curtain played a very significant role in maintaining the momentum of the nuclear arms race throughout the four decades of the Cold War.