The state of California in the United States of America  The state of California in the United States of America has been one of the earliest states to legalize cannabis. Almost two decades ago the Californian lawmakers passed a law called Proposition 215, more commonly known as the Compassionate Use Act of 1996. This law states that using, possessing and cultivating cannabis (marijuana) is legal for as long as they were able to get oral or written consent to do so from their physicians. ...