disbanded is incorrectly written, and should be written as "dissolved" being its meaning:
dissolved = dissolved " " dissolved: third person singular preterite perfect Simple (Past or preterite ) indicative of the verb " dissolve ".Meaning of " " dissolve: tr. Disengaging, separate the particles or molecules of a body solid or thick through a liquid, until obtaining a homogeneous mixture. Also prnl.: detach, disengage it was attached: break links between people: Dispose, destroy, do disappear completely.