South American drug decriminalization

Colombia Decriminalizes Cocaine and Marijuana, As Latin American Momentum for Drug Policy Reform Continues 

"Colombia's Constitutional Court Friday approved the government's proposal to decriminalize the possession of small amounts of cocaine and marijuana for personal use. Anyone caught with less than 20 grams of marijuana or one gram of cocaine for personal use may receive physical or psychological treatment depending on their state of consumption, but may not be prosecuted or detained, the court ruled."