This estimate updated an estimate (NIE-4-2-64) published in 1964 of the nuclear proliferation problem. That estimate, like this one, overestimated the likelihood of an Indian bomb, while somewhat underestimating Israel’s program. This assessment followed the same pattern—predicting India would produce a weapon within a “few years” and also putting Israel in the “might” category, although treating it as a “serious contender” nonetheless. Also following a short discussion of the “snowball effect” (later known as “proliferation cascades” or “chains”) suggesting that the United Arab Republic (Egypt-Syria) and Pakistan were likely to take the nuclear option should India or Israel go nuclear.

The note describes India's difficulty in the assessment of Chinese defense production due to the absence of official statistics.

In response to Brezhnev's request for input, Rapacki outlines proposals to improve the Warsaw Treaty in both military organization and operation, and political affairs, including reform of the Political Consultative Committee.

Polish official, Jerzy Michalowski, discusses the Vietnamese situation after meeting with several high ranking officials there. He asserts that the Vietnamese misguided in their belief that the US is not willing to fight a broadened war. He also notes that, although Vietnamese allies recognize this, they discourage Vietnam from opening negotiations.

This letter is the response of Nicolae Ceausescu to Wladislaw Gomulka to his letter of January 5th, in which he states that he does not wish to involve Romania in the relations between China and Poland, but requests to be kept informed of the Vietnamese response to the outreach effort of the Warsaw Pact and Asian socialist countries.

Polish and Soviet proposals for structural, organizational, and budgetary adjustments to the military articles of the Warsaw Treaty are reported and analyzed.

Minister Counselor of the DRV Embassy Hoan Muoi expresses his belief that there will be no international conference on Vietnam until there is a reconciliation between the USSR and China. He asserts that Kruschev damaged the world Communist movement, but also that China's objections to Soviet aid to Vietnam are unjustified.

This conversation occurs between Leslie Charles Glass, British Ambassador to Bucharest,and Nicolae Ceaucescu, and discusses the Western wariness of China, but also the favorable view held by Britain toward Romania's passive, but friendly, relations with China.

In a coded telegram to the Central Committee of the German Unified Socialist Party, Dimo Dichev, Head of the International Relations and Foreign Policy Department of the BCP Central Committee, reports on Bulgaria’s military assistance to Cuba and national liberation movements in Latin America, Asia, and Africa.

A letter to Wladislaw Gomulka from Kim Il Sung containing his suggestions on providing assistance to the Vietnamese people and strengthening relations within the socialist bloc.

The meeting focused on the need to create a more unified command structure and general staff for the Warsaw Pact. A draft protocol was produced, which the delegates signed.

A letter from the chief of the Polish Army Main Political Administration to the Interior Minister transmits an analysis of hostile radio propaganda prepared in the MPA for the purpose of countering "enemy propaganda" in the armed forces.

Notes from a 1966 meeting between Erich Mielke, Nguyen Minh Tien, and several other East German officials. Tien summarizes the results of recent East German/North Vietnam collaboration, including laying the groundwork for the establishment of a Technical Operations Department in North Vietnam and makes several requests, including assistance with training of cadres. Mielke expresses East Germany’s intent to help North Vietnam, indicates that East Germany will buy advanced technology for North Vietnam, and proposes sending OTS (Operational-Technical Sector) and other specialists to Vietnam to learn more about the conflict.

A detailed analysis of Israel's founding and the history of East German foreign policy toward Israel and the Arab states. Vehemently attacking Israel, and emphasizing the close relations between West Germany and Israel, was considered essential to capture the interest of Arab audiences, steering them towards closer relations with the GDR.

In a memo, Dimo Dichev, Head of the International Relations and Foreign Policy Department of the BCP Central Committee, reports unsatisfactory relations between Cuba and Bulgaria. Dichev suggests political, agricultural, pedagogical and journalism exchanges to show an initiative to bolster relations.

This transcript of the conversation between Nicolae Ceausescu and Cestmir Cisar, the Czechoslovakian ambassador to Bucharest, includes confirmation that Romania will continue to support the cause of the Democratic Republic of Vietnam, and the agreement between Nicolae Ceausescu and Cestmir Cisar that the Polish initiative of joint Warsaw Pact and Chinese action in Vietnam was misguided.

Cagiati sends Andreotti a report about the meeting in Washington, which concluded Giulio Andreotti's period as Minister of Defense. Cagiati thanks Andreotti for his work, that made sure that "in this period the relationship between the Ministry of Foreign Affairs and the Ministry of Defense has been strong and efficient like never before". The report describes the meeting (the first meeting of this working group) and the viewpoints of the participants, with special attention payed to the US nuclear policy. The document describes also the fields which require further investigations by the Working Group. There are Cagiati's personal reflections too.

In a memo, Dimo Dichev, Head of the International Relations and Foreign Policy Department of the Bulgarian Communist Party Central Committee, reports unsatisfactory relations between Cuba and Bulgaria. Dichev suggests political and journalism exchanges to show an initiative to bolster relations. Dichev proposes exchanges between specific Cuban and Bulgarian newspapers and magazines.

The Mexican Ambassador in the Soviet Union reports the names of Mexican students in the USSR. The students in the Soviet Union include members of the Revolutionary Action Movement.

This document is a transcript of the conversation between Nicolae Ceausescu and A. V. Basov, Soviet Ambassador to Bucharest, in which Nicolae Ceausescu informs the ambassador of his refusal to become involved in the relations between Poland and China over the situation in Vietnam.