Historical Background of Drug Abuse?
Answer:
As long as man has existed, man have taken substances to alter his consciousness.
This is a quote from The Last Free Man In America, The autobiography of Gatewood Galbraith. "For Human beings, the desire to alter their consciousness is as basic as sex, hunger, and thirst". Here's another one from like source. "It is the natural precursor to experimentation and the desire to try different things is a crude drive within the human animal".