There are two bands and a trance project named Federation: (1) The Federation is a hip-hop group from Fairfield, California, part of the San Francisco Bay Area.The group consist of Doonie Baby, Stressmatic, and Goldie, along with their producer Rick Rock. Rick Rock and Doonie Baby’s friendship and collaborative work dates back to the early ‘90s in Alabama, where they recorded as 2/3 of the group Cosmic Slop Shop. After Rick Rock was established in the Bay Area town of Fairfield (about 50 miles northeast of San Francisco)