Mexican President Enrique Pena Nieto said on Monday he would open a national debate to review the country's marijuana laws ahead of a key United Nations meeting next year, following a landmark court ruling.
Ohio voters soundly rejected on Tuesday a measure that would have made it the first U.S. Midwestern state to legalize the recreational use of marijuana, local media projections said.
As attitudes and laws in the U.S. have become more tolerant of marijuana, the proportion of adults using and abusing the substance at least doubled between 2001 and 2013, according to a new study.
Canada's Prime Minister-designate Justin Trudeau, who came from behind to trounce his Conservative rivals and snatch a majority mandate, now has to deliver on pledges from tackling climate change to legalizing marijuana.
