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Education · the wider world

Prohibition is ending

The 20th-century consensus is unwinding. Country by country, governments are legalizing, decriminalizing, and reforming. Though, as Thailand shows, the path isn’t always one direction.

63 national milestones · 1999 to 2026 · every entry sourced and dated · verified 2026-07-05

Where the U.S. stands today

Cannabis is now legal for adults in 24 states and D.C., legal for medical use in many more, and Georgia joined the comprehensive-medical column on July 1, 2026. Here’s the national picture.

U.S. cannabis legality by state, as of 2026-07-05. Status changes often, so verify your state.

The world, country by country

National-level milestones only: medical programs, decriminalization, adult-use legalization, and the occasional reversal. Sub-national changes (like individual U.S. states) live on the map above. Not every country appears; this is the reform story, not a full legal atlas.

  1. 1999 Medical legalization

    Israel

    Launched a national medical cannabis program, now one of the world’s largest. source

  2. 2001 Decriminalization

    Portugal

    Decriminalized personal possession of all drugs, including cannabis. source

  3. 2003 Medical legalization

    Netherlands

    Began pharmacy-dispensed prescription cannabis. Recreational use stays tolerated, not legalized. source

  4. 2003 Decriminalization

    Belgium

    Made adult possession of up to 3 grams the lowest law-enforcement priority. source

  5. 2007 Medical legalization

    Italy

    Recognized therapeutic cannabis; a 2013 decree added it to the national medicines table. source

  6. 2008 Medical legalization

    Austria

    Authorized cannabis cultivation for medical and scientific use (cannabinoid medicines, not flower). source

  7. 2008 Medical legalization

    Finland

    Permitted medicinal cannabis by case-by-case special permit after other therapies fail. source

  8. 2010 Decriminalization

    Czechia

    Decriminalized personal possession and small-scale cultivation. source

  9. 2013 Adult-use legalization

    Uruguay

    First country in the modern world to legalize adult use (pharmacy sales began 2017). source

  10. 2015 Medical legalization

    Chile

    Authorized pharmacy sale of registered cannabis medicines; personal use stays decriminalized. source

  11. 2015 Medical legalization

    Croatia

    Legalized cannabis-based medicines, the first Balkan country to do so. source

  12. 2015 Decriminalization

    Spain

    Private use and cultivation are non-criminal; public possession is an administrative fine. source

  13. 2015 Decriminalization

    Jamaica

    Decriminalized up to 2 ounces, allowed five home plants, and recognized Rastafari sacramental use. source

  14. 2016 Medical legalization

    Australia

    Legalized medical cannabis under a national licensing scheme. source

  15. 2016 Medical legalization

    North Macedonia

    Legalized medical cannabis through amendments to its narcotics law. source

  16. 2016 Medical legalization

    San Marino

    Approved medical cannabis, providing cannabis-based medicine to patients free of charge. source

  17. 2016 Medical legalization

    Colombia

    Law 1787 created a national framework for medical and scientific cannabis use. source

  18. 2017 Medical legalization

    Germany

    Legalized prescription medical cannabis in pharmacies. source

  19. 2017 Medical legalization

    Poland

    Allowed herbal cannabis to be compounded into prescription preparations by pharmacies. source

  20. 2017 Medical legalization

    Greece

    Rescheduled cannabis for prescription use, then authorized domestic cultivation in 2018. source

  21. 2017 Medical legalization

    Argentina

    Law 27.350 legalized medical use; a 2020 registry lets patients self-cultivate. source

  22. 2017 Medical legalization

    Peru

    Law 30681 legalized medical use and production; a 2021 amendment added patient self-cultivation. source

  23. 2017 Medical legalization

    Paraguay

    Created a national program for medical cannabis and authorized controlled cultivation. source

  24. 2017 Decriminalization

    Belize

    Decriminalized possession of 10 grams or less and use on private premises. source

  25. 2017 Medical legalization

    Lesotho

    First African country to license cannabis cultivation for medical and scientific use. source

  26. 2017 Medical legalization

    Sri Lanka

    Permitted state-controlled cultivation to supply cannabis for licensed Ayurvedic medicine. source

  27. 2018 Adult-use legalization

    Canada

    First G7 nation to legalize adult use nationwide. source

  28. 2018 Adult-use legalization

    South Africa

    Constitutional Court legalized private adult use (statute followed in 2024). source

  29. 2018 Medical legalization

    United Kingdom

    Let specialist doctors prescribe cannabis-based medicines, after high-profile epilepsy cases. source

  30. 2018 Medical legalization

    Denmark

    Launched a medical cannabis pilot letting doctors prescribe whole-plant products. source

  31. 2018 Decriminalization

    Georgia (country)

    Constitutional Court ruled that punishing personal cannabis consumption was unconstitutional. source

  32. 2018 Medical legalization

    South Korea

    Amended its narcotics law to permit tightly restricted medical cannabis, a first in East Asia. source

  33. 2018 Medical legalization

    Zimbabwe

    Legalized cannabis cultivation for medicinal and scientific use. source

  34. 2018 Medical legalization

    St. Vincent & the Grenadines

    Passed the Medicinal Cannabis Industry Act, building a licensed medical sector. source

  35. 2018 Decriminalization

    Antigua & Barbuda

    Decriminalized up to 15 grams and let households grow a few plants. source

  36. 2019 Medical legalization

    Cyprus

    Legalized medical cannabis cultivation, import, export, and prescription. source

  37. 2019 Medical legalization

    Ireland

    Created a five-year medical cannabis access program. source

  38. 2019 Decriminalization

    Israel

    Decriminalized personal cannabis use, replacing criminal penalties with fines. source

  39. 2019 Medical legalization

    Ecuador

    Voted to legalize medical cannabis and later regulated low-THC products. source

  40. 2019 Medical legalization

    Barbados

    Established a licensed medical cannabis industry, including sacramental use. source

  41. 2019 Medical legalization

    Zambia

    Approved cannabis cultivation for medicinal and export purposes. source

  42. 2020 Medical legalization

    New Zealand

    Its Medicinal Cannabis Scheme took effect; a 2020 recreational referendum narrowly failed. source

  43. 2020 Medical legalization

    Malawi

    Legalized cannabis cultivation for medicinal and industrial use. source

  44. 2020 Medical legalization

    Lebanon

    First Arab country to legalize cannabis cultivation for medical and industrial use. source

  45. 2021 Adult-use legalization

    Mexico

    Supreme Court declared recreational prohibition unconstitutional (commercial framework still pending). source

  46. 2021 Adult-use legalization

    Malta

    First EU country to legalize personal adult use. source

  47. 2021 Medical legalization

    Morocco

    Passed Law 13-21, legalizing cannabis cultivation and production for medical, cosmetic, and industrial use in three northern Rif provinces (Al Hoceima, Chefchaouen, Taounate); recreational use stays illegal. The first legal harvest came in 2023. source

  48. 2021 Medical legalization

    France

    Launched a national medical cannabis trial for enrolled patients. source

  49. 2021 Medical legalization

    Rwanda

    Permitted licensed cultivation and processing of cannabis for medical export. source

  50. 2021 Medical legalization

    Panama

    Law 242 legalized the medicinal and therapeutic use of cannabis. source

  51. 2021 Medical legalization

    Vanuatu

    Established a licensed medical cannabis and industrial hemp framework. source

  52. 2022 Decriminalization

    Thailand

    First Asian country to decriminalize cannabis. source

  53. 2022 Medical legalization

    Costa Rica

    Legalized cannabis for medicinal use and authorized hemp production. source

  54. 2023 Adult-use legalization

    Luxembourg

    Legalized home cultivation and private adult use. source

  55. 2023 Adult-use legalization

    Switzerland

    Launched regulated adult-use pilot trials in major cities. source

  56. 2023 Medical legalization

    Ghana

    Authorized licensed cultivation of low-THC cannabis (no more than 0.3%). source

  57. 2023 Reversal / tightening

    Ecuador

    Removed its 10-gram possession tolerance, re-criminalizing small amounts. source

  58. 2024 Adult-use legalization

    Germany

    Legalized adult use, becoming the largest EU economy to do so. source

  59. 2024 Medical legalization

    Ukraine

    Legalized medical cannabis, including for PTSD and chronic pain. source

  60. 2024 Decriminalization

    Brazil

    Supreme Court ruled personal possession of up to 40 grams is not a crime. source

  61. 2024 Medical legalization

    Japan

    Amended its Cannabis Control Act to permit cannabis-derived medicines. source

  62. 2025 Reversal / tightening

    Thailand

    Reversed course: recreational sales banned, cannabis restricted to medical prescription. source

  63. 2026 Medical legalization

    United States

    Partial federal rescheduling under way. FDA-approved and state-licensed medical cannabis moved to Schedule III. source

None of this happened on its own. See the organizations moving reform forward, and the two-minute way to add your voice.