Ifferentiate between past, current, and future threats of chemical and biological warfare attacks

Differentiate between historical, present, and the future threat of chemical and biological warfare attacks.
a?Identify historical incidents in which chemical and biological weapons have been used.
a?Explain the feasibility of acquiring, utilizing, and producing Weapons of Mass Destruction.
a?What would be the effect of a terrorist attack using Weapons of Mass Destruction upon the United States?
Instructor wants this essay short and to the point