USA
Russia
France
India
Pakistan
China
People think that Israel may also have nuclear weapons.
We also share nuclear weapons with Belgium, Germany, Italy, The Netherlands, Turkey, Canada and Greece, but this just means the weapons are housed there but under US control.
The atomic bomb is too expensive to develop for a city to have them. They are weapons held only by industrialized countries.
Atomic weapons played a major role in fear, but were never actually used in the Cold War. There were multiple instances in which the Soviet Union and United States threatened each other with atomic weapons, such as the Cuban Missile Crisis, but overall no Atomic weapons were ever used on enemy countries which is how the Cold War stayed cold.
Atomic weapons impact the balance of military power in the world today in the sense that produce a sense of fear in the countries that have weak militaries.
Any weapon you might want to use in a fight to defend yourself with. Countries that have them, even call their atomic bombs 'defense weapons'.
The United States has used atomic bombs as weapons .
Atomic Weapons Establishment was created in 1950.
Atomic Weapons.
This is a war fought using Atomic weapons. Atomic weapons are weapons that use Nuclear fission explostion producing tremendous pressure and radiation. Later nuclear weapons were called hydrogen bombs that use nuclear fussion.
The dropping of the atomic bomb on Hiroshima and Nagasaki led to the end of World War II. It also sparked a global arms race as countries raced to develop their own nuclear weapons. Additionally, it raised ethical and moral concerns about the use of such powerful and destructive weapons.
About 9, due to the secrecy around atomic weapons it is difficult to be certain. The confirmed countries are: USA, Russia, UK, China, France, India, Pakistan, North Korea and Israel.
Atomic bombs have not been used in warfare since 1945. Nations have an arms control agreement called the Non-Proliferation Treaty to prevent the spread of nuclear weapons, and most countries have committed to not use atomic bombs. However, some countries still possess these weapons as a deterrent.
Cold War=Created by Nuclear Weapons (Atomic Weapons). LBJ was limited by the threat of atomic war. If nuclear weapons never existed, then the Vietnam War could've been fought like any other pre-atomic age war...invasion, using all weapons available (except for the non existing atomic weapons)...etc...etc.