text: Army Operations Overview
  (cid:122) Operational control is the authority to perform functions of command over subordinate forces
  involving organizing and employing commands and forces, assigning tasks, designating
  objectives, and giving authoritative direction necessary to accomplish the mission
  (JP1,Volume1).
  (cid:122) Tactical controlis the authority over forces that is limited to the detailed direction and control of
  movements and maneuvers within the operational area necessary to accomplish mission or tasks
  assigned (JP 1, Volume 2).
  (See table 2-1 for a listing of Army command relationships.)
  Table 2-1. Army command relationships
  2-49. The Army specifies four different support relationships. These relationships consist of the following:
  (cid:122) Direct support is a support relationship requiring a force to support another specific force and
  authorizing it to answer directly to the supported force’s request for assistance (FM 3-0). The unit
  assigned direct support retains its command relationship with its parent unit, but it is positioned
  by and has priorities of support established by the supported unit.