Nuclear Weapons2019-10-01T11:10:37-07:00

Nuclear Weapons

There are approximately 13,865 nuclear weapons in the world in nine countries: United States, Russia, United Kingdom, France, China, Israel, India, Pakistan and North Korea. Over 90% nuclear weapons are in the arsenals of the United States and Russia.


Numerous international treaties seek to reduce and/or eliminate nuclear weapons.

Nuclear Deterrence

Nuclear arsenals are often justified by the theory of nuclear deterrence. But does it work?

Nuclear Famine

The use of as few as 100 nuclear weapons against cities could result in a global famine. Click here to learn more.

Nuclear Zero Lawsuits

In 2014, the Republic of the Marshall Islands sued the nuclear-armed countries for failing to disarm. The cases were heard over the following years. Click here to learn more.

Nuclear Program Histories

Brief histories of selected countries’ nuclear programs.