The History of 4/20: How April 20 Became the Ultimate Cannabis Holiday
Key Takeaways 420 started in 1971 as a code used by five California students known as the Waldos The term spread through their connection to the Grateful Dead and underground culture High Times helped turn 4/20 into a recognized cannabis holiday in the 1990s Today, 4/20 is both a global celebration and a platform for…

