DIRECTORATE OF INTELLIGENCE
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The WEEKLY SUMMARY. Utued every Friday morning by the Office of Current Intelligence, reports and analyzes significant developments of the week through noon on Thursday. Itincludes material coordinated with or prepared by the Office of Economic Research, the Office of Strategic Research, and ihe Directorate of Science and Technology. Topicsmore comprehensive treatment and therefore publishedas Special Reports axe listed in the contenls pages
The WEEKLY SUMMARY contains classified informationthe national security of the United States, within the meaning of. of the US Code, as amended. Its transmission or revelation of its contents to orby an unauthorized person is prohibited by law.
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The Soviets are taking steps to bolster their claimighly sensitive section ot the disputed Sino-Soviet borderime when their relations with Peking are as sour asoviet party newspaper reportedugust plans otimportant Soviet Far Easternextensive agricultural development of two islands in the Ussuri River, which forms pjrt of the Soviel-Manchurian frontier.
These islands are by far the most important of the moren the Amur and Ussuri that are subject to conflicting claims by Moscow and Peking They amount to strips of land aboutiles long at the Amur-Ussuri confluence, which dominates Khabarovsk. Soviet officials have stressed that they view this area as particularly critical because of its strategic location, andis clearly eager to consolidate its control. Development of the islands is billed innocently asartrogram announced at the July central committee plenum to increase Siberia's self-sufficiency in food production. Nevertheless, Moscow privately recognizes that the Chineseood legal case based on international law to support their claim to the islands, and ithopes that the island's development will enhance the shaky Soviet claim.
Tho Soviet leaders are aware thatreviving this crucial frontier issue runs the risk of triggering loud protests from Peking, which may be provoked to mount its ownprogram for disputed borderIn any event, the Soviet plan clearlythe lack of movement in the ten-mo nth-old border negotiations and bodes ill for any progress in therevious round of border talks4 broke down, in part because of unresolved disputes over these islands. Until the appearance
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of the newspaper article, both sides had carefully avoided public mention of the islands nearsince Ihe talks got under way last October.
Meanwhile, the widely rumored exchange of ambassadors between Moscow and Peking appears to have run into additional difficulties. Some rumors circulating in diplomatic circles innow allege that tho Soviet nominee'sfor Peking has been further delayed because ofthers claim that he has beenIn evading the assignment, which in effect would be diplomatic exile from Moscow politics, and that Moscow liasew candidate.
by an upsurge in Soviet polemics against Peking the form of reprints of East European diatribes. One recent art.c'e dsp'ayed an unusual degree of Soviet concern over China's nuclear-missileand other articles have warned that Peking is not to be trusted despite its adoptionore moderate foreign policy posture.
For its part. Peking used the anniversary of the People's Liberation Army last week to focus attention on the Soviet military buildup. InPeking charged that Moscow "greedily eyos" Chinese torrltory. but this probably does not roflect concern over immediate Sovietintentions. Nevertheless, Moscow radio quickly responded by warning the Chinese that this kind of talk could "sabotage" the border negotiatii
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