Because they are very inexpensive to develop and can produce comparable damage.
Those that are nuclear, such as the nuclear bombs.
Nuclear weapons are weapons which are fueled by nuclear energy. Examples of weapons that can be fueled by nuclear energy are missile warheads and bombs.
Japan has no nuclear weapons.
Biological weapons can cause infectious diseases. The radiation from nuclear weapons can cause either short term, but often fatal, radiation sickness or in the long term cancer.
no
The first nuclear weapons were developed in the united States under the Manhattan Proyect which made the first nuclear bombs.
That refers to warfare that includes nuclear weapons, also known as atom bombs.
I believe no one should use nuclear weapons.
Hydrogen bombs, which are nuclear weapons. One was the equal of 50 million tons of TNT explosives.
Slightly less than 1000 fission bombs, no fusion bombs.
Nuclear bombs use nuclear fission of some heavy element, usually uranium or plutonium. Thermonuclear bombs use the detonation of a fission bomb to ignite the fusion of hydrogen. Such weapons are more powerful than ordinary nuclear weapons because nuclear fusion releases more energy than nuclear fission, and because the process of fusion itself can be used to ignite more fission.
Most countries have zero nuclear weapons.