text: Chapter 1
  letter of authorization — (DOD) A document issued by the procuring contracting officer or designee that
  authorizes contractor personnel authorized to accompany the force to travel to, from, and within an operational
  area and outlines authorized government support authorizations within the operational area, as agreed to
  under the terms and conditions of the contract. (JP 4-10) Also called LOA.
  levée en masse — Inhabitants of a non-occupied territory who, upon approach of the enemy, spontaneously
  take up arms to resist the invading forces, with no time to form into regular armed units, provided that they
  carry their arms openly and respect the laws and customs of war. (FM 6-27)
  level I threat — A small enemy force that can be defeated by those units normally operating in the echelon
  support area or by the perimeter defenses established by friendly bases and base clusters. (ATP 3-91)
  level II threat — An enemy force or activities that can be defeated by a base or base cluster’s defensive
  capabilities when augmented by a response force. (ATP 3-91)
  level III threat — An enemy force or activities beyond the defensive capability of both the base and base cluster
  and any local reserve or response force. (ATP 3-91)
  level of detail — (DOD) Within the current joint planning and execution system, movement characteristics for
  both personnel and cargo are described at six distinct levels of detail. Levels I, V, and VI describe personnel
  and Levels I through IV and VI for cargo. Levels I through IV are coded and visible in the Joint Operation
  Planning and Execution System automated data processing. Levels V and VI are used by Joint Operation
  Planning and Execution System automated data processing feeder systems. a. level I - personnel: expressed
  as total number of passengers by unit line number. Cargo: expressed in total short tons, total measurement
  tons, total square feet, and total thousands of barrels by unit line number. Petroleum, oils, and lubricants is
  expressed by thousands of barrels by unit line number. b. level II - cargo: expressed by short tons and
  measurement tons of bulk, oversize, outsize, and non-air transportable cargo by unit line number. Also square
  feet for vehicles and non self-deployable aircraft and boats by unit line number. c. level III - cargo: detail by
  cargo category code expressed as short tons and measurement tons as well as square feet associated to that
  cargo category code for an individual unit line number. d. level IV - cargo: detail for individual dimensional data
  expressed in length, width, and height in number of inches, and weight/volume in short tons/measurement
  tons, along with a cargo description. Each cargo item is associated with a cargo category code and a unit line
  number. e. level V - personnel: any general summarization/aggregation of level VI detail in distribution and
  deployment. f. level VI - personnel: detail expressed by name, Service, military occupational specialty and
  unique identification number. Cargo: detail expressed by association to a transportation control number or
  single tracking number or item of equipment to include federal stock number/national stock number and/or
  requisition number. Nested cargo, cargo that is contained within another equipment item, may similarly be
  identified. (DOD Dictionary of Military and Associated Terms) Also called JOPES level of detail.
  levels of warfare — A framework for defining and clarifying the relationship among national objectives, the
  operational approach, and tactical tasks. (ADP 1-01)
  L-hour — (DOD) 1. The specific hour on C-day at which a deployment operation commences or is to
  commence. (JP 5-0)
  liaison — That contact or intercommunication maintained between elements of military forces or other agencies
  to ensure mutual understanding and unity of purpose and action. (FM 6-0)
  life cycle — (DOD) The total phases through which an item passes from the time it is initially developed until the
  time it is either consumed in use or disposed of as being excess to all known materiel requirements. (JP 4-02)
  light line — A designated line forward of which vehicles are required to use blackout lights during periods of
  limited visibility. (FM 3-90)
  limit of advance — A phase line used to control forward progress of the attack. (ADP 3-90) Also called LOA.
  limited depositary account — A checking account in a United States or foreign commercial bank that is
  designated by the Treasury Department to receive deposits from Disbursing Officers for credit to their official
  limited depositary checking accounts. (FM 1-06)
  line formation — A movement formation in which elements move abreast of each other. (FM 3-90)
  line haul — An operation in which vehicles cannot make more than one round trip per day due to distance,
  terrain restrictions, or transit time. (ATP 4-11)
  line of communications bridging — Bridges used to establish semipermanent or permanent support to existing
  road networks. (ATP 3-90.4)
  line of contact — A general trace delineating the location where friendly and enemy forces are engaged. (FM 3-
  90)
  line of demarcation — (DOD) A line defining the boundary of a buffer zone used to establish the forward limits
  of disputing or belligerent forces after each phase of disengagement or withdrawal has been completed. (JP 3-
  07.3)