Medical Cannabis Advocacy in North Africa During the 1920s
A brief look at how North African physicians and colonial authorities debated cannabis medicine as international prohibition took shape.
The 1920s in North Africa is often romanticized as a golden era of open cannabis medicine, but the reality is messier. There were physicians defending traditional uses of kif and hashish, and there were louder voices — most famously Egypt's delegate Mohamed El Guindy — pushing the League of Nations to treat cannabis as a dangerous narcotic. Genuine medical advocacy existed, but it was fragmented, colonial, and largely drowned out by the prohibitionist momentum that produced the 1925 Geneva Convention.
Background: cannabis medicine before the 1920s
By the start of the 20th century, cannabis preparations were embedded in North African medical and social life. In Morocco, kif — chopped cannabis flower mixed with tobacco — was smoked widely, and majoun (a cannabis confection) had documented use for pain, appetite, and sleep [1]. In Egypt, hashish had circulated for centuries and was treated in Arabic medical literature as both a recreational intoxicant and a therapeutic agent [2]. European pharmacopoeias of the late 19th century also listed Cannabis indica extracts, often sourced from India but conceptually linked to the same plant used across the Maghreb [3] Strong evidence.
When the 1920s opened, then, cannabis was simultaneously a folk medicine, a Western pharmaceutical ingredient, and — increasingly — a public-order concern for colonial administrations in French North Africa and British-occupied Egypt.
Egypt and the push for international control
The most consequential North African voice of the decade was not a medical advocate but a prohibitionist. At the 1924–1925 Second Opium Conference in Geneva, Egyptian delegate Mohamed El Guindy argued that hashish caused widespread insanity and social decay in Egypt, and demanded cannabis be added to the international control regime [4] Disputed. His claims drew on reports from Egyptian mental hospitals, particularly the Abbassia asylum, whose superintendents linked hashish use to admissions — though later historians have shown these statistics were methodologically weak and shaped by colonial assumptions [5].
El Guindy's intervention succeeded. The 1925 International Opium Convention added "Indian hemp" to the schedule of controlled substances, restricting it to medical and scientific use [6] Strong evidence. This is often mislabeled as an outright ban; it was not. It was an export-control and prescription framework that nonetheless set the trajectory for national prohibitions over the following decades.
Medical voices defending cannabis
Genuine medical advocacy for cannabis in 1920s North Africa was quieter and mostly came from two directions.
First, French colonial physicians in Tunisia and Morocco documented traditional therapeutic uses without necessarily endorsing prohibition. Reports in the Bulletin de l'Institut d'Hygiène du Maroc and similar colonial medical bulletins recorded kif and majoun being used for asthma, dysentery, and menstrual pain [1] Weak / limited. These were ethnographic observations more than clinical endorsements.
Second, some delegates at Geneva — notably from India and the Netherlands — pushed back on El Guindy's framing, arguing that moderate cannabis use was not comparable to opium addiction and that the 1894 Indian Hemp Drugs Commission Report had already found no strong link between moderate use and insanity [7] Strong evidence. This was not a North African voice, but it was the substantive counterweight to the Egyptian position, and it shaped the compromise language of the 1925 Convention.
What did not exist in any organized form was a North African medical cannabis movement in the modern sense. There were no professional societies advocating for cannabis therapeutics, no clinical trial programs, and no sustained lobbying against control.
Morocco, Algeria, and the persistence of kif
French authorities in Morocco took a pragmatic rather than prohibitionist stance during much of the 1920s. The Régie des Kifs et Tabacs, established under the French Protectorate, maintained a state monopoly on kif production and sale — effectively a licensed, taxed cannabis market — that continued to operate into the 1950s [8] Strong evidence. This was economic policy, not medical policy, but it meant Moroccan cannabis was regulated as a commodity rather than a drug of abuse for most of the decade.
Algeria, administered as part of metropolitan France, followed stricter French domestic law, and cannabis was already restricted. Tunisia sat somewhere between the two. Across all three, traditional healers continued to prescribe cannabis preparations, but this was informal practice rather than a documented advocacy campaign.
How the myths developed
Two persistent myths surround this period.
Myth 1: "The 1925 Geneva Convention banned cannabis globally." It did not. It brought Indian hemp under international export control and restricted it to medical and scientific purposes [6]. National prohibitions came later and varied enormously.
Myth 2: "North African doctors led a heroic defense of medical cannabis in the 1920s." There is little primary evidence for this. The most audible North African medical voice at Geneva was arguing for control. The defense of cannabis medicine in that decade came primarily from British-Indian colonial administrators citing the 1894 Hemp Commission, and from European pharmacists who wanted to keep Cannabis indica extracts in the pharmacopoeia [3] Strong evidence.
The romantic image of 1920s Maghreb as a haven of open cannabis medicine is largely retrospective — constructed by later 20th-century writers, including some Beat-era travelers, projecting a countercultural fantasy onto a period that was actually characterized by tightening colonial control and international prohibitionist momentum Anecdote.
What actually mattered from this decade
The 1920s in North Africa mattered less for medical advocacy and more for setting the international legal architecture that would govern cannabis for the next century. El Guindy's Geneva intervention is the single most consequential North African cannabis event of the decade. The Moroccan kif monopoly is the most interesting counter-example — a functioning regulated market that predates modern legalization debates by nearly a century [8]. Traditional therapeutic use continued largely unchanged in villages and souks, undocumented in any formal medical literature, and only surfacing in ethnographic work decades later.
Sources
- Book Chouvy, Pierre-Arnaud (2008). Production de cannabis et de haschich au Maroc: contexte et enjeux. EchoGéo.
- Peer-reviewed Hamarneh, Sami (1972). Pharmacy in Medieval Islam and the History of Drug Addiction. Medical History, 16(3), 226–237.
- Book Mills, James H. (2003). Cannabis Britannica: Empire, Trade, and Prohibition 1800–1928. Oxford University Press.
- Government League of Nations (1925). Records of the Second Opium Conference, Geneva, November 1924 – February 1925, Vol. I: Plenary Meetings.
- Peer-reviewed Kozma, Liat (2011). Cannabis Prohibition in Egypt, 1880–1939: From Local Ban to League of Nations Diplomacy. Middle Eastern Studies, 47(3), 443–460.
- Government League of Nations (1925). International Opium Convention, signed at Geneva, 19 February 1925. League of Nations Treaty Series, Vol. 81.
- Government Indian Hemp Drugs Commission (1894). Report of the Indian Hemp Drugs Commission, 1893–94. Government of India, Simla.
- Peer-reviewed Afsahi, Kenza (2015). Are Moroccan cannabis growers able to adapt to recent European market trend? International Journal of Drug Policy, 26(3), 254–259.
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