WeedWiki Education · The Reference

Wha Happen??

Cannabis and hemp in Canada and North America — from legislative mandate to prohibition and back again. 412 years. Every claim sourced. Some of it is even funny, in the way a car crash you survived is funny.


The Arc, In Seven Parts

I. The Essential Crop — when growing it was the law II. The Pharmacy Years — when it was medicine III. The Prohibition Arc — how do you ban a plant nobody is using? IV. The Enforcement Decades — half a million records V. Le Dain — the time Canada got it right and ignored itself VI. The Road Back — hemp, the Charter, and legalization VII. The Arc at a Glance — the whole thing in one table

Part One

The Essential Crop: When Growing It Was the Law

Before cannabis was a controlled substance, it was a strategic commodity. For two centuries, hemp was not just legal in North America — in several colonies you could be penalized for NOT growing it. Sit with that for a second. The plant your great-grandparents could be fined for skipping is the one their great-grandchildren got criminal records for holding.

New France

1606

Louis Hébert — Parisian botanist, apothecary, friend of Samuel de Champlain — plants the first recorded cannabis crop in New France, in what is now Nova Scotia. Hébert is remembered as the first European farmer in Canada. Which means, yes: Canada's first farmer grew weed. Put it on a Heritage Minute.

1665

Jean Talon, first Intendant of New France under Louis XIV, needs hemp for rope and cloth, and the settlers would rather grow food. His solution is magnificent: he confiscates every spool of thread in the colony and announces he will sell it back only in exchange for hemp. He hands out free hemp seed with the requirement that farmers plant it immediately and replace the seed from the next harvest. Want to sew anything, ever again? Grow cannabis. Supply and demand, colonial edition — and it worked. By the late 1680s, cultivation was established in Quebec and across three French provinces.

The American Colonies

1619

King James I decrees that every colonist in Jamestown, Virginia must grow and export 100 hemp plants to support England. Virginia rewards farmers who grow it and penalizes those who do not — the British Navy's ropes, sails, and rigging depend on it.

1631

Massachusetts Bay mandates hemp cultivation; Connecticut follows in 1632. And from 1631 through the mid-1800s, hemp is so valuable it is accepted as legal tender in several colonies. Not a fringe crop. Not a cash crop. Actual cash. You could pay your taxes in it.

What hemp actually did for two centuries Ship rigging, rope, and sails — naval supremacy ran on it. Textiles and clothing. Paper, including early drafts of the Declaration of Independence. Lamp oil. Food. Medicine. And the word “canvas”? It derives from “cannabis.” The age of exploration was, materially speaking, powered by this plant.

Part Two

The Pharmacy Years: When It Was Medicine

By the 1800s, cannabis had moved from the field to the pharmacy shelf. Tinctures and extracts were widely available across Canada and the United States. Doctors prescribed cannabis for pain, nausea, insomnia, and a range of ailments. It was listed in the Canadian and American pharmacopoeias — the official registers of recognized medicine. Patent medicines containing cannabis sold openly, without restriction, into the early 1900s.

So at the turn of the 20th century, cannabis was simultaneously an agricultural product, a pharmaceutical ingredient, and an unrestricted consumer good. Within 25 years it would be a crime. The speed of that reversal is the whole story — and the reasons had precisely nothing to do with new evidence.

Part Three

The Prohibition Arc: How Do You Ban a Plant Nobody Is Using?

Cannabis prohibition in Canada did not emerge from scientific research, public-health evidence, or democratic debate. It emerged from racial panic, political opportunism, and international pressure. That is not an editorial position; it is what the record shows. Here is the path.

The roots: the Opium Act

1907

Anti-Asian labour riots tear through Vancouver. Ottawa sends a young William Lyon Mackenzie King to assess the damage claims — and while processing them, King is scandalized to discover one of the damaged Chinese businesses is a perfectly legal opium factory.

1908

King files his report, and within weeks the Opium Act passes — without debate. North America's first national anti-drug law, and it was aimed at regulating Chinese residents of Canada, not at public health. That is the founding DNA of Canadian drug law. Remember it every time someone tells you the system was built to protect you.

The propaganda

1922

Emily Murphy — Edmonton magistrate, suffragist, and later one of the Famous Five of the Persons Case — publishes The Black Candle, written, in her own words, “for the express purpose of arousing public demands for stricter drug legislation.” The book depicts cannabis users as murderous maniacs and non-white men as corruptors of the white race. Murphy is the most Canadian kind of complicated: a genuine feminist hero and a committed racist eugenicist, in the same person, at the same desk. Both things are true, and we do not get to keep the statue without the footnote.

The 1923 mystery

1923

During a late-night session of the House of Commons, with virtually no debate, cannabis is quietly added to the restricted schedule of the Narcotic Drug Act Amendment Bill. The original draft of the bill does not mention cannabis at all. On a carbon copy, someone has added “Cannabis Indica (Indian Hemp) or Hasheesh” — by hand. To this day, nobody knows whose hand.

At the time, virtually no Canadians used cannabis recreationally. Police would go years without a seizure. The leading theory: the chief of the narcotics division came home from League of Nations meetings convinced international control was coming, and got ahead of it. That is it. That may genuinely be the whole reason. Canada became the first Western country to criminalize cannabis — fourteen years before the United States — essentially as bureaucratic paperwork, for a problem that did not exist.

“Very few Canadians had even heard of the plant as a psychoactive substance at the time it was criminalized. It was outlawed before most people knew it existed.” — CBC News

The American version

1937

The Marihuana Tax Act passes in the United States, taxing cannabis into effective criminality. Harry Anslinger — head of the Federal Bureau of Narcotics for 32 years — partners with newspaper magnate William Randolph Hearst to flood the public with lurid crime stories. They push the Spanish-sounding word “marihuana” instead of the familiar “cannabis” or “hemp” specifically to tie the plant to Mexican immigrants — so effectively that the American Medical Association testified it had not realized what plant the bill was banning. The AMA opposed it. It passed anyway. And the hemp industry — which had nothing to do with any of it — was taxed out of existence within a few years, as collateral damage.

You may have heard the spicier version: that Hearst's timber empire and DuPont's brand-new nylon patent killed hemp on purpose. Historians still argue about the corporate motives — the receipts are circumstantial. But the racial propaganda? That part is not debated. It is the documented, on-the-record engine of the law.

The international lock-in

1961

The UN Single Convention on Narcotic Drugs places cannabis in Schedule IV, the most restrictive category — alongside heroin, and by treaty. 186 countries eventually sign. Cannabis will sit in that schedule for fifty-nine years, until 2020. Prohibition was now internationally load-bearing: no single country could easily climb out.

Part Four

The Enforcement Decades: Half a Million Records

Here is the part nobody says out loud: for forty years, the ban did essentially nothing, because nobody was using cannabis. Then the sixties happened, and a dead law woke up hungry.

PeriodCannabis convictionsContext
1923–194625 totalTwenty-three years. Twenty-five cases. The law exists on paper only.
1923–1965270 totalFour decades of prohibition, 270 charges nationwide.
196220The year before the counterculture arrives.
19682,300A hundredfold increase in six years.
197212,000The war on drugs finds its footing.
198134,535The all-time single-year peak.
1961–2017600,000+Total convictions over 56 years of active enforcement.
~500,000

Canadians estimated to carry a criminal record for possessing a plant their great-grandparents were required by law to grow. That is the cost of prohibition, measured in human lives.

Part Four, continued

Who It Actually Landed On

The law was written in racial panic, and it was enforced the same way. This is not a vibe; it is arithmetic:

“The war on cannabis was never equally applied. It was a tool of selective enforcement, and the selection was not random.” — WeedWiki editorial

Part Five

Le Dain: The Time Canada Got It Right, Then Ignored Itself

1969–1972

The Le Dain Commission conducts the most exhaustive review of cannabis ever undertaken in Canada. Its central finding, delivered in 1972: the effects of cannabis do not justify the criminal policies applied to it, and the costs of prohibition are too high relative to the known harms. The majority recommended legalizing possession and personal cultivation. Commissioner Marie-Andrée Bertrand went further — full legal distribution, provincially controlled, like alcohol.

Canada legalized in 2018. Forty-six years and roughly half a million criminal records later. The homework was done, handed in, marked correct — and left in a drawer for two generations. If you ever wonder whether this country can know a thing and refuse to act on it simultaneously: yes. Documented.

Part Six

The Road Back

Hemp comes home first

1998

The Industrial Hemp Regulations take effect March 12: commercial hemp is legal again under Health Canada licence, defined as cannabis with 0.3% THC or less. The crop Jean Talon extorted a colony into growing in 1665, and King James mandated in 1619, is legal again after 75 years — provided it can no longer do the thing that got it banned. There is a joke in there somewhere, and it is on all of us.

The Charter does what Parliament wouldn't

2000

R v Parker: Terrance Parker, a Toronto man using cannabis to control his epilepsy, challenges the blanket prohibition. The Ontario Court of Appeal rules the law violates Section 7 of the Charter — the failure to accommodate therapeutic use is an arbitrary deprivation of security of the person. Parliament gets one year to fix it.

2001

The Marihuana Medical Access Regulations arrive: medical cannabis is legal. The framework will be rebuilt twice (MMPR 2013, ACMPR 2016 — which restored patients' right to grow their own), but the door never closes again. Note the pattern: it was not science or contrition that cracked prohibition. It was one sick man and the Charter.

Legalization

2016

The Task Force on Cannabis Legalization and Regulation reports on December 13 — its logic: set the rules where the users actually are, or the users go where you are not.

2018

Bill C-45 passes the Senate June 7, Royal Assent June 21, and on October 17, 2018, recreational cannabis is legal in Canada — the first G7 nation, second country on Earth after Uruguay. Federal minimum age 18; provinces set their own (most 19, Quebec later 21, Alberta 18).

From Jean Talon's confiscated thread to Royal Assent. From a mandated crop to half a million criminal records to a legal market. From the pharmacopoeia to Schedule IV and back. That is the arc. That is wha happen.

Part Seven

The Arc at a Glance

YearEventDirection
1606Louis Hébert plants the first cannabis crop in New France
1619Virginia mandates hemp cultivation
1665Jean Talon forces hemp cultivation in Quebec
1631–1800sHemp used as legal tender in the colonies
1800sCannabis tinctures on every pharmacy shelf
1908The Opium Act — Canada's first drug prohibitionProhibition begins
1922Emily Murphy publishes The Black CandlePropaganda
1923Cannabis quietly added to the Narcotic Drug ActCriminalized
1937The Marihuana Tax Act (United States)Criminalized
1961UN Single Convention — Schedule IVInternational lock-in
1969–72Le Dain Commission recommends legalizationIgnored
198134,535 convictions in a single year — the peakFull enforcement
1998Industrial Hemp Regulations
2000R v Parker — the Charter challenge succeeds
2001Medical cannabis legalized (MMAR)
2017Bill C-45 introduced
2018The Cannabis Act — recreational legalization
2020UN removes cannabis from Schedule IV

Four hundred and twelve years from the first crop to legalization. Ninety-five years of prohibition. ~500,000 criminal records. One royal commission that got it right 46 years too early. And one country that finally caught up to its own history.

Sources & Further Reading

Titles without links are print/database sources or articles we cite but could not durably link — we name them anyway so you can find them. That is the deal: if we are off, call us out.

A living reference. If you can strengthen or challenge anything here, the comment section was built on purpose. — The WeedWiki Collective