Tens of thousands.
fifth rank in nuclear weapons
You had better ask the Pentagon!
Around 400 nuclear warheads. China has the third largest nuclear arsenal in the world.
12, 250 China has the 2nd largest nuclear arsenal in the world.
Two nuclear weapons ended World War 2.
There were no nuclear weapons in WW1. The nuclear bomb was not invented until WW2.
Egypt is not believed or suspected to have nuclear weapons, or a nuclear weapons program, at this time (May 2009). See Related Link for a discussion of the world's nuclear powers.
The word "nuke" can mean a nuclear power plant or a nuclear weapon.As of January 2013, there are 437 nuclear power plants in operation in the world.Because countries with nuclear weapons are secretive about how many they have, the exact number of nuclear weapons is not known. The Federation of American Scientists estimates there are more than 17,000 nuclear warheads in the world as of 2012.
In the most basic sense, proliferation of nuclear weapons is the spread of nuclear weapons and weapons usable technology in the world. In a much broader sense, it refers to the acquiring of capability to produce nuclear weapons, or weapons-grade nuclear material (high-enriched uranium, plutonium) by states previously not possessing them.
nuclear weapons
It is difficult to provide an exact number as the use of nuclear weapons would have catastrophic global consequences, potentially leading to nuclear winter and widespread devastation. It is imperative to prevent the use of such weapons to protect life on Earth.
Nuclear weapons.