International Arms Control

Weapons of mass destruction have led to the increase of global violence, mainly due to the fact that it has enabled even small groups to have devastating effects on their enemies.

Please respond to all of the following prompts:
•Describe some of the efforts made at international arms control and efforts to control nuclear proliferation. 
•How effective have efforts to control the spread of arms (including biological and chemical), especially nuclear weapons, have been in the past?
•How likely are the efforts to control the spread of arms to be successful in the future?