Arms control

See, for example:

Anti-Ballistic Missile Treaty

Gun control

Nuclear disarmament

Nuclear Non-Proliferation Treaty

Wassenaar Arrangement

Geneva Protocol on chemical and biological weapons, 1925

Biological and Toxin Weapons Convention, 1972

Chemical Weapons Convention, 1993

Convention on the Prohibition of Military or Any Other Hostile Use of Environmental Modification Techniques, 1976