Most countries sanction the use of cannabis for recreational purposes; However, several countries decided to adopt a policy of decriminalization to make simple possession a non-criminal offense. Others have much more severe penalties, such as some Asian and Middle Eastern countries where possession of even minuscule amounts is easily punished by imprisonment for several years, and it can go to the death penalty for important quantity of cannabis.
Countries where cannabis is legalized for recreational use are :
Canada, Georgia, Malta, Mexico, South Africa, and Uruguay, plus 18 states, 2 territories, and the District of Columbia in the United States and the Australian Capital Territory in Australia.
Countries and states where cannabis is legalized for Commercial sale of recreational are :
Canada and Uruguay and in all subnational U.S. jurisdictions that have legalized possession except Washington, D.C.
In many countries a policy of limited enforcement has also been adopted, in particular the Netherlands where the possession, consumption and retail sale of up to five grams of cannabis have been tolerated since 1976 in “coffee shops”.
Countries where cannabis is legalized for medical use are :
Argentina, Australia, Barbados, Brazil, Canada, Chile, Colombia, Croatia, Cyprus, Czech Republic, Denmark, Ecuador, Finland, Germany, Greece, Ireland, Israel, Italy, Jamaica, Lebanon, Lithuania, Luxembourg, Malawi, Malta, Netherlands, New Zealand, North Macedonia, Norway, Panama, Peru, Poland, Portugal, Rwanda, Saint Vincent and the Grenadines, San Marino, Sri Lanka, Switzerland, Thailand, the United Kingdom, Uruguay, Vanuatu, Zambia, and Zimbabwe.
Source : Wikipedia