LOADING - PLEASE WAIT
Sign in now for full access to HISTORY content.
Sorry, we are not able to validate your channel subscription. Please contact your television provider.
Sorry, Adobe Flash encountered
an error during authentication.
Please reset your Adobe Flash license files and try again.
Sorry, you cannot sign in using your browser’s Incognito/Private mode.
Take a look at the history of cannabis and how the plant, and the laws surrounding it, evolved over time.