eo Se ss o” oF ee & veg ad . 9 Seoh o oe ee” gt ye ‘in the area must be all means at the disposal of the Joint Task Force and by requests for information from neighboring commands in Japan and Hawaii. . (8) The principal intelligence effort must be concentrated in maintaining security. ‘The measures to insure security consist of security drill and training to prevent inadvertent disclosure of information and in preventing unauthorized persons having access to the area as well as the supervision of information which is released to the press. 2. SUMMARY OF ENEMY CAPABILITIES: a. It is considered that interference with the mission or compromise of its activities could be effected by: (1) Espionage: Espionage could be accomplished by the penetration of personnel into the Task Force or oe the defection of personnel within the Task Force. __In addition, espionage could be accomplished by ~~~ ~ photographic means from ship, aircraft or submarine with the latter two being most plausible. Sub- marine approach within 1,500 yards or less of important islands of the atoll or overflight by enemy aircraft are possible. By such means periodic photography and observation could record and interpret the progress, process of preparation, types— .. of construction and the approximate time of inportant’ operations from the activities within the oe atoll. Sabotages Sabotage could be accomplished by the penetration of personnel into the Task Force, the defection of personnel within the Task Force or, more remotely, by a raiding party landed from the gea. Subversive action by these means could run along the lines of the destruction of comunications and technical installation facilities .within the atoll. ; (3) Overt Action by Vessel or Ayoratt; Overt action by vessel or aircraft could take the form of attack by bomb, gunfire or assault. (4) Raids: Raids could be conducted by aggressive or. surreptious methods under the cover of darkness from combatant ships and submarines. ‘The landing and recovery of raiders by submarine could be “aecomplished under the conditions of darkness and the confusion resulting from their activities. (5) Observations By overt observation of activities in the area from a vessel immediately outside the three (3) mile limit, a determined ship commander could, in part, compromise the operations. (6) Unauthorized Instrumentation: Interference with the mission could be accomplished by electronic counter— measures by a vessel or aircraft operating some TASK GROUP 704 OPRS ORIER NO. ANNEX A 1-53 oa ee fh& __ So ie s shy oe = oS .

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