Drug Use Grows in 1960s (jan 5, 1965 – sep 11, 1970)
During the 1960s, recreational illegal drug use (particularly of marijuana) becomes much more common among middle-class, white young people, especially on college campuses. https://www.shmoop.com/drugs-america/timeline.html
Added to timeline:
History of drug use in America Timeline
A historical timeline of drug use in American culture and hi...