Centenary of Cannabis prohibition

The Centenary of Cannabis Prohibition occurred in the year 2025 with events organised by cannabis activists in several countries, also noted in some academic publications. It marked the hundred years since the first international drug control measures were applied to "Indian hemp" (Cannabis sativa) in the 1925 International Opium Convention; it also represents a hundred years of the inclusion of medical cannabis in the 1925 International Pharmacopoeia Agreement.

Source: Wikipedia — Centenary of Cannabis prohibition (CC BY-SA 4.0)