Echelons Above Corps

This article examines the meaning of EAC in its narrow and broad contexts and the major issues associated with the topic. For background, the article provides a historical overview of the Armys earlier higher echelon organizations and a review of the contemporary rebirth of this topic. The substance of the article is limited to considerations of principles, structures, and doctrine regarding military command and control of larger unit operations and does not discuss several important related topics, including communications structures, decision-making procedures, equipment, facilities, State Department interconnections, and intelligence collection and processing.