yes it is possible
Americans were afraid of a possible nuclear attack.
Possible destruction of the world as we know it
If Russia and the United States start fighting with each other so yes, World war 3 can break out in reallife. In that war, there will be no winner so let's pray that World war 3 will never start.
Built bomb shelters
So long as nuclear weapons and the motive and means to use them exist, yes
Any war is disturbing, but a nuclear one would be especially so because of the possible spreading of fallout outside the combat zones into uninvolved and neutral nations.
The nuclear arms race was a competition for supremacy in nuclear warfare between the United States, the Soviet Union, and their respective allies during the Cold War. Starting with the scientific breakthroughs of the 1930s which made their development possible, and continuing through the nuclear arms race and nuclear testing of the Cold War, the issues of proliferation and possible use for terrorism still remain in the early 21st century.
what possible future nuclear fuel
. Americans were afraid of a possible nuclear attack.
american were afraid of a possible nuclear attack
Americans were afraid of a possible nuclear attack.
Americans were afraid of a possible nuclear attack.