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Declassified per Executive Order 13526, Section 3.3 NND Project Number: NND 63316. By: NWD Date: 2011 Rh 9. To a considerable extent the ability of the Viet Cong to maintain this expanded effort will depend upon improved logistical support from the outside. It is probable that the Bloc intends to build up the eastern part of south Laos, improving the roads, mountain trails, and airfields, as a major supply channel to support a stepped up Viet Cong campaign in north and central Vietnam. There has already been a considerable increase in Communist troop strength in south Laos, a substantial supply buildup, particularly east of Thakhek, and an increase in the Communist airlift into the area.

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