A cable from the West German Embassy in Washington, D.C. discussing the threat to American security posed by an "offensive" Soviet base in Cuba, insights provided by recent intelligence, the purpose and the impact of the American blockade of Cuba, negotiations that have taken place at the United Nations, Soviet intentions during the Cuban crisis and, finally, a comparison of Cuba to the situation in Berlin.

Stasi procedures for South Koreans transiting via East Germany for meetings with DPRK officials.

An individual example of a Stasi advance notification and instructions for a Korean transiting East Germany to meet with DPRK officials.

DPRK Ambassador Pak Yeong-chan discusses Hungary's decision to recognize the South Korean government, East German-North Korean relations, and procedures for North Korean citizens traveling to West Berlin.

The DPRK Embassy in East Germany seeks to establish procedures and permissions for Korean citizens traveling to West Berlin.

An example of a Stasi document on two South Korean citizens transiting East Germany to travel to and from Pyongyang.

This memorandum of conversation between the Head of the Far East Department in the East German Foreign Ministry Liebermann and Chinese Ambassador Peng Guangwei refers to China's intention to establish diplomatic relations with West Berlin. The East German side stresses the fact that countries such as Hungary and Bulgaria also established diplomatic relations with West Berlin taking into considerations the conditions posed by the international law and that China should do the same.

This is a memorandum of a conversation between the first secretary of the Soviet embassy in East Berlin, Rodin, and the director of the West Berlin Press Office, Günter Struve, with regard to China's intention to establish a trade representation in West Berlin. Apart from stressing that by initiating diplomatic relations with West Berlin, China is not implicitly acknowledging the existing international agreements, Rodin makes clear that East Germany will not rescind the rules on obligatory currency exchange for citizens of Western states.

This is a memorandum on a conversation reflecting the differences of opinion between the head of the China Desk in the East German Foreign Ministry and the First Secretary of the Chinese Embassy Qi Huaiyuan with regard to the intended establishment of a Chinese trade representation in West Berlin. East Berlin is clearly concerned such a step might favor West Germany's alleged goal of winning sovereignty over West Berlin, in violation of the Four Power Agreement. Qi states that he does not understand the East German position, and that the activities of Chinese diplomats in West Berlin are in accordance with international law. He rejects the notion that these relations might conceivably harm the interests of East Germany.

Documents related to East Germany's protest against the intended establishment of a Chinese trade representation in West Berlin. The East German Ministry of Foreign Affairs stresses that West Berlin cannot be regarded as part of West Germany. Therefore, by initiating diplomatic relations with West Berlin without considering the existence of the internationally acknowledged Four Power Agreement on Berlin between the US, Britain, France, and the Soviet Union, China is deliberately acting against the interests of East Germany.