class=p1Robert Randall became America's first legal medical marijuana patient in 1975, growing the plant himself in Washington, D.C., and using it to treat his glaucoma. Leave it the home of the Summer of Loveto become the first city to pass an ordinance that gave medical patients access to marijuana. In 1991, in a historic first, San Francisco did just that. Voters passed a ballot initiative in California that legalized the cultivation, possession and use of marijuana for medical purposes. Since 1996, 20 other states and the District of Columbia have followed California's lead, each passing some form of medical marijuana law. - The Huffington Post