Public support for legalizing cannabis has grown significantly over the past few decades, transforming it from a contentious issue into a broadly backed policy movement in the United States. Surveys by the Pew Research Center and Gallup show that a vast majority of U.S. adults—upwards of 88% supporting legal use for either medical or recreational purposes, and a solid majority supporting full recreational legalization—favor reforming cannabis laws. While proponents point to economic benefits, criminal justice reform, and medical utility, critics frequently voice concerns regarding community safety, public health, and substance misuse.