File:Nuclear weapons states.svg.png

Summary
http://en.wikipedia.org/wiki/File:Nuclear_weapons_states.svg


 * 1) NPT Nuclear Weapon States (China, France, Russia, UK, USA)
 * 2) Non-NPT Nuclear Weapon States (India, North Korea, Pakistan)
 * 3) Undeclared Nuclear Weapon States (Israel)
 * 4) NATO nuclear weapons sharing states (Belgium, Germany, Netherlands, Italy, Turkey)
 * 5) States formerly possessing nuclear weapons (Belarus, Kazakhstan, Ukraine and South Africa)