'The nuclear arms race did little to restrain the actions of the USA and the USSR in the Cold War in the years 1949-63.' How far do you agree with this view?

'The nuclear arms race did little to restrain the actions of the USA and the USSR in the Cold War in the years 1949-63.' How far do you agree with this view?

• Cuban Missile Crisis nearly led to nuclear war.
• Hungarian Uprising. 
• Berlin Crisis, Khrushchev issued an ultimatum and JFK could not respond.
• U2 spy planes
• Covert Operations and the CIA
• Moscow Airshow
• Paris Summit

• Use of brinkmanship actually stabalised the Cold War
• Korean War was restrained by threat of nuclear…