North Korea, this was some years ago.
The US, Russia, Great Britain, France, China and (recently) India have nuclear submarines.
no
They share a border. Being such a big country a nuclear bomb can be used against them without bothering their neighbor countries. This puts them in a critical position.
India and China
China is not a nuclear free zone. They have many nuclear weapons. Though China has a nuclear policy which states that they are not allowed to produce,fire, or give away these weapons.
china's northern neighbor is the country of
China is the neighbor of both North Korea and Vietnam.
Around 400 nuclear warheads. China has the third largest nuclear arsenal in the world.
China has a number of nuclear plants. Which one do you mean?
Yes, because China has nuclear power plants and nuclear weapons.
China National Nuclear Corporation was created in 1988.
What is China's northern neighbor that occupies 13 percent of east asias land?