In the 3rd millennium BC (3000 BC). That was about 5000 years ago in the Bronze age when civilization was becoming more advanced.
There has been evidence of marijuana being used as medicine in China dating back to 2900 b.c.e., although there is no direct evidence on the first discoverer.
peru was discoverd around the turn of the 16th century
me
no
peaple may think he discoverd it but he only discoverd parts of usa
Justin Bieber Posted A video of himself singing on youtube and got discoverd
the europeans
Polyphemus
unknown
1783
God
canada