Timeline of cannabis
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The list includes and details significant events that occurred in the global history of national-level implementations of, or changes made to, laws surrounding the use, sale, or production of the
psychoactive drug A psychoactive drug, psychopharmaceutical, psychoactive agent or psychotropic drug is a chemical substance, that changes functions of the nervous system, and results in alterations in perception, mood, consciousness, cognition or behavior. ...
cannabis ''Cannabis'' () is a genus of flowering plants in the family Cannabaceae. The number of species within the genus is disputed. Three species may be recognized: '' Cannabis sativa'', '' C. indica'', and '' C. ruderalis''. Alternative ...
.


1300s

* 1378: Soudoun Sheikouni, the Emir of the Joneima in
Arabia The Arabian Peninsula, (; ar, شِبْهُ الْجَزِيرَةِ الْعَرَبِيَّة, , "Arabian Peninsula" or , , "Island of the Arabs") or Arabia, is a peninsula of Western Asia, situated northeast of Africa on the Arabian Plat ...
, outlawed the use of cannabis across his jurisdiction. Sheikouni's prohibition is one of the earliest, if not the earliest, attested cannabis ban in the world.


1700s

* 1787:
Madagascar Madagascar (; mg, Madagasikara, ), officially the Republic of Madagascar ( mg, Repoblikan'i Madagasikara, links=no, ; french: République de Madagascar), is an island country in the Indian Ocean, approximately off the coast of East Africa ...
's King
Andrianampoinimerina Andrianampoinimerina () (1745–1810) ruled the Kingdom of Imerina on Madagascar from 1787 until his death. His reign was marked by the reunification of Imerina following 77 years of civil war, and the subsequent expansion of his kingdom into n ...
took the throne, and soon after banned cannabis throughout the
Merina Kingdom The Merina Kingdom, or Kingdom of Madagascar, officially the Kingdom of Imerina (–1897), was a pre-colonial state off the coast of Southeast Africa that, by the 19th century, dominated most of what is now Madagascar. It spread outward from I ...
, implementing capital punishment as the penalty for its use.


1800s

* 1800: Shortly following
Napoleon Napoleon Bonaparte ; it, Napoleone Bonaparte, ; co, Napulione Buonaparte. (born Napoleone Buonaparte; 15 August 1769 – 5 May 1821), later known by his regnal name Napoleon I, was a French military commander and political leader who ...
's invasion of Egypt and concerned by his troops' smoking of hashish and drinking of cannabis-based beverages, he banned the drug and the establishments that provided it. * 1830: The Municipal Council of Rio de Janeiro, Brazil, prohibited bringing cannabis into the city, and punished its use by any slave. * 1840: The British colony of Mauritius banned cannabis. * 1861: British Guiana passed a law entitled ''An Ordinance to Regulate the Sale of Opium and
Bhang Bhang (IAST: ''Bhāṅg'') is an edible preparation made from the leaves of the cannabis plant originating from the Indian subcontinent. It has been used in food and drink as early as 1000 BC in ancient India. Bhang is traditionally distribu ...
''. * 1867: The British colonial government of Sri Lanka introduced the ''Opium and Bhang Ordinance'', restricting the sale of cannabis to licensed dealers only. * 1870: The British
Natal Colony The Colony of Natal was a British colony in south-eastern Africa. It was proclaimed a British colony on 4 May 1843 after the British government had annexed the Boer Republic of Natalia, and on 31 May 1910 combined with three other colonies to ...
(now in South Africa) passed the ''Coolie Law Consolidation'' prohibiting: "the smoking, use, or possession by and the sale, barter, or gift to, any Coolies ndian indentured workerswhatsoever, of any portion of the hemp plant (Cannabis sativa)..." * 1870: Singapore banned cannabis. * 1877: The Ottoman government in Constantinople mandated that all hashish in Egypt be destroyed, and in 1879 importation of cannabis was banned by the
Khedivate of Egypt The Khedivate of Egypt ( or , ; ota, خدیویت مصر ') was an autonomous tributary state of the Ottoman Empire, established and ruled by the Muhammad Ali Dynasty following the defeat and expulsion of Napoleon Bonaparte's forces which br ...
. * 1890: Morocco's Sultan Hassan I instituted strict regulations on cultivation and trade, but also conferred clear cannabis production privileges on several Rif tribes. * 1890: Greece banned the cultivation, importation, and use of cannabis. * 1894: In British India the
Indian Hemp Drugs Commission The Indian Hemp Drugs Commission Report, completed in 1894, was an Indo-British study of cannabis usage in British India. By 2 March 1893, the House of Commons of the United Kingdom was concerned with the effects of hemp drugs in the province o ...
released its findings, concluding that "The moderate use practically produces no ill effects. In all but the most exceptional cases, the injury from habitual moderate use is not appreciable."


1900s

* 1913: Jamaica banned cannabis with the Ganja Law, supported by the white ruling class and the Council of Evangelical Churches in Jamaica. * 1914: British
East Africa Protectorate East Africa Protectorate (also known as British East Africa) was an area in the African Great Lakes occupying roughly the same terrain as present-day Kenya from the Indian Ocean inland to the border with Uganda in the west. Controlled by Britai ...
banned cannabis. * 1920: Sierra Leone banned cannabis. * 1920: Mexico banned the cultivation, sale, and recreational use of cannabis. * 1922: South Africa banned cannabis nationally, under the Customs and Excises Duty Act.. Cited in http://mg.co.za/article/2014-07-04-00-for-our-love-of-dagga-we-go-to-court * 1923: Canada banned cannabis. * 1923: Panama banned the cultivation and use of cannabis. * 1924: Sudan banned the cultivation and use of cannabis. * 1925: The
League of Nations The League of Nations (french: link=no, Société des Nations ) was the first worldwide intergovernmental organisation whose principal mission was to maintain world peace. It was founded on 10 January 1920 by the Paris Peace Conference that ...
signs the 1925 Opium Convention, for the first time adding pure cannabis extract among drugs under international control. * 1925: Trinidad and Tobago banned cannabis. * 1926: Lebanon prohibited hashish. * 1926: Australia banned cannabis. * 1927: Indonesia banned cannabis. * 1928: The United Kingdom first prohibited cannabis as a drug, in accordance with the 1925 Opium Convention, adding cannabis as an addendum to the
Dangerous Drugs Act 1920 In the United Kingdom the Dangerous Drugs Act 1920 is an Act which changed to a penal offence drug addiction which up to then was, within the medical profession, treated as a disease. The former was the view held by the then Assistant Under Secre ...
. * 1928: Romania established laws for countering narcotics, including hashish and its preparations. * 1934: The
Irish Free State The Irish Free State ( ga, Saorstát Éireann, , ; 6 December 192229 December 1937) was a state established in December 1922 under the Anglo-Irish Treaty of December 1921. The treaty ended the three-year Irish War of Independence between ...
prohibited cannabis and cannabis resin with the Dangerous Drugs Act 1934. * 1935: The
Office international d'hygiène publique The International Office of Public Hygiene, also known by its French name as the Office International d'Hygiène Publique and abbreviated as OIHP, was an international organization founded 9 December 1907 and based in Paris, France. It merged on ...
recommends adding preparations of cannabis (and not only pure extracts) under control of the 1925 Convention. * 1935: Thailand criminalized cannabis. * 1937: The United States passed the Marijuana Tax Act, effectively prohibiting most use of cannabis on a federal level due to the heavy burdens of the tax. * 1939: Burma legalized and licensed the production and sale of cannabis. * 1948: Japan adopted the Cannabis Control Law, establishing a licensing system for dealers, and punishments for unlicensed use or sale. * 1951: Poland classified cannabis as a narcotic. * 1953: Tunisia, under French rule, banned cannabis. * 1953: The Netherlands criminalized cannabis. * 1956: Morocco becomes independent, and banned cannabis by royal decree. * 1961: The United Nations
Single Convention on Narcotic Drugs The Single Convention on Narcotic Drugs, 1961 (Single Convention, 1961 Convention, or C61) is an international treaty that controls activities (cultivation, production, supply, trade, transport) of specific narcotic drugs and lays down a syste ...
decreed: "The use of cannabis for other than medical and scientific purposes must be discontinued as soon as possible but in any case within twenty-five years..." * 1965: New Zealand banned cannabis under the Narcotics Act. * 1966: Finland prohibited cannabis. * 1968: The government of the
Republic of Vietnam South Vietnam, officially the Republic of Vietnam ( vi, Việt Nam Cộng hòa), was a state in Southeast Asia that existed from 1955 to 1975, the period when the southern portion of Vietnam was a member of the Western Bloc during part of t ...
"publicly condemned" the use or trafficking of cannabis, and instructed local chiefs to prevent its cultivation. * 1969: Iceland & Denmark banned cannabis. * 1970: The United States passed the Controlled Substances Act, prohibiting cannabis federally along with several other drugs and replacing the 1937 act. * 1972: The Netherlands divided drugs into more- and less-dangerous categories, with cannabis being in the lesser category. Accordingly, possession of 30 grams or less was made a misdemeanor. * 1973: Nepal canceled the licenses of all cannabis shops, dealers, and farmers, under pressure from the United States and the international community. * 1973: Afghanistan's
King Zahir Shah Mohammed Zahir Shah (Pashto/Dari: , 15 October 1914 – 23 July 2007) was the last king of Afghanistan, reigning from 8 November 1933 until he was deposed on 17 July 1973. Serving for 40 years, Zahir was the longest-serving ruler of Afghanistan s ...
outlawed cannabis production, followed by genuine commitment to eradication, backed by $47 million in funding from the United States government. * 1975: Comoros'
Ali Soilih Ali Soilih M'Tsashiwa ( ar, علي صويلح; January 7, 1937 – May 29, 1978) was a Comorian socialist revolutionary and political figure who served as the 3rd President of the Comoros from 3 January 1976 to 13 May 1978. Biography Soilih ...
seized power, and among other radical reforms to gain the support of youth, legalized cannabis in Comoros. * 1976: South Korea passed the Cannabis Control Act. * 1988: Paraguay decriminalized personal possession of 10 grams of cannabis or less. * 1989: Bangladesh banned the sale of cannabis. * 1992: Lebanon banned and eradicates cannabis, under US pressure. *1996: California becomes the first jurisdiction in the United States to legalize cannabis for medicinal use (Proposition 215). * 1997: Poland criminalized possession of cannabis.


2000s

* 2001: Luxembourg decriminalized cannabis. *2001: Canada legalized medical cannabis. * 2001: Portugal decriminalized all drugs, including cannabis. * 2003: Belgium decriminalized cannabis. * 2004: Russia decriminalized cannabis. * 2005: Estonia decriminalized all drugs, including cannabis. * 2005: Chile decriminalized cannabis. * 2006: Brazil decriminalized possession and cultivation of personal amounts of cannabis. * 2008: Austria legalized medical cannabis. * 2009: Ukraine decriminalized cannabis cultivation up to 10 cannabis plants for personal use. * 2009: Mexico decriminalized possession of up to 5 grams of cannabis. * 2009: Argentina decriminalized cannabis. * 2010: Czech Republic decriminalized cannabis. * 2011: Denmark approves several cannabis-derived drugs for medical use.
Danish Medicines Agency The Danish Medicines Agency (Lægemiddelstyrelsen) is an agency under the Danish Ministry of Health and Prevention. The purpose of the agency is to ensure that medicinal products used in Denmark are of satisfactory quality, are safe to use and tha ...
(30 September 2016)
Cannabis for medicinal use – questions and answers
* 2012: Switzerland decriminalized possession of 10 grams or less to a fine. * 2012: Colombia decriminalized possession of 20 grams or less. * 2012: Washington State and Colorado voters vote to legalize recreational cannabis; beginning of green rush * 2013: Croatia decriminalized possession of cannabis. * 2013: Uruguay legalized cannabis, becoming the first country in the modern era to explicitly do so. *2013: Italy legalized medical cannabis. * 2013: Romania became the tenth EU country to legalize medical cannabis. * 2013: Czech Republic legalized cannabis for medical use. *2013: France legalized the sale of medications containing cannabis derivatives. * 2015: Malta decriminalized cannabis. * 2015: Colombia legalized medical cannabis. * 2015: Croatia legalized cannabis-based drugs for specified medical purposes. * 2015: Jamaica decriminalized possession of up to 2 ounces of cannabis and legalized the cultivation for personal use of up to 5 plants. * 2015: Spain decriminalized cannabis cultivation up to 10 cannabis plants for personal use. * 2016: Austria decriminalized possession of small amounts of cannabis. * 2016: North Macedonia legalized medical cannabis. * 2016: Australia legalized medicinal cannabis at the federal level. * 2016: Poland legalized medical cannabis. * 2016: Norway made allowances for medical cannabis. * 2016: Georgia's Supreme Court ruled that imprisonment for possession of small amounts of cannabis is unconstitutional. * 2017: Germany legalized medical cannabis. * 2017: Cyprus legalized the medical use of cannabis oil for advanced stage cancer patients. * 2017: Belize decriminalized possession or use of 10 grams or less on private premises. * 2017: Greece legalized medical cannabis. * 2017: Peru legalized cannabis oil for medical use. * 2017: Luxembourg legalized medical cannabis. * 2017: Lesotho granted modern Africa's first medical cannabis license. * 2017: Georgia decriminalized cannabis. * 2017: Lithuania criminalized cannabis. * 2017: Spain legalized cannabis. * 2018: Denmark legalized cannabis-based medicines. * 2018: Malta legalized medicinal cannabis with a prescription. *2018: Portugal legalized medical cannabis. * 2018: South Korea passed amendments to the Narcotics Control Act, becoming the first to legalize medical cannabis in East Asia. * 2018: Zimbabwe legalized cannabis for medical and scientific purposes. *2018: Canada legalized cannabis. *2018: Thailand legalized medical cannabis. *2018: South Africa decriminalized cannabis. *2018: The United Kingdom legalized medical cannabis. *2019: Ireland legalized medical cannabis as part of a five-year pilot program. *2019: Israel decriminalized cannabis. *2019: Trinidad and Tobago decriminalized cannabis allowing up to 30 grams per individual and cultivation of four plants per household. *2020: Australian Capital Territory legalized cannabis possession and growth for personal use. *2020: Malawi legalized medical cannabis. *2020: Lebanon legalized medical cannabis. *2020: United Nations partially deschedules cannabis by removing it from its most restrictive list, Schedule IV. *2021: Mexico officially decriminalizes adult use of cannabis, after years of de facto decriminalization. *2021: Rwanda legalizes medical use of cannabis. *2021: Malta legalized cannabis. *2021–2022: Thailand decriminalized cannabis.


See also

* Timeline of cannabis laws in the United States *
Legality of cannabis The legality of cannabis for medical and recreational use varies by country, in terms of its possession, distribution, and cultivation, and (in regards to medical) how it can be consumed and what medical conditions it can be used for. These ...


References


External links


Cannabis general timeline
Erowid.org {{Cannabis by country *
Cannabis ''Cannabis'' () is a genus of flowering plants in the family Cannabaceae. The number of species within the genus is disputed. Three species may be recognized: '' Cannabis sativa'', '' C. indica'', and '' C. ruderalis''. Alternative ...
* * History of drug control Cannabis-related lists