In 2016, more countries legalized the use of marijuana for medicinal or recreational purposes.
Marijuana, or cannabis, is "the most widely cultivated, produced, trafficked and consumed drug worldwide," according to the World Drug Report, but its legality has long been a topic of debate worldwide.
In the US, Maine recently confirmed legalized recreational marijuana use, joining seven other states and the District of Columbia. Medical marijuana is now legal in more than half of US states.
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