In September 1977, W. Jaruzelski  visited Mongolia and the DPRK. While in North Korea, Jaruzelski met with President Kim Il Sung and the Minister of National Defense O Jin U.  Although Jaruzelski did make several critical comments about the DPRK in his secret post-trip report, he still spoke in highly favorable terms about the country and generally recommended that Poland strengthen its relations with North Korea. 

Jaruzelsk's report also includes commentary on China's relations with both Mongolia and the DPRK.

The Chinese Embassy in Pyongyang reports the enthusiastic responses of North Koreans to China's second nuclear test.

Cable from the Chinese Embassy in North Korea describing positive responses of North Korean officials and Vietnamese diplomats in North Korea regarding China's first nuclear weapons test.

Only months after China’s first nuclear test in October 1964, INR looked into whether Beijing would help other nations get the bomb.

Cable from the Chinese Embassy in North Korea notes North Koreans' positive responses to China's first nuclear weapons test and a downfall of Khrushchev in the Soviet Union

This East German report, issued after the Interkit meeting in Prague, addresses the domestic and foreign policies of China. It makes reference to internal conflicts destabilizing the Chinese leadership. China is said to be enhancing its military potential, especially in the area of missiles and nuclear weapons. Its aims in foreign policy are to acquire a leadership position in the so-called "Third World", to expand its relations with capitalist countries, to damage the unity of the Socialist bloc, and to obstruct the foreign relations of the Soviet Union. Considering the increase of influence of China on North Korea, Romania, and Vietnam, as well as on the Communist parties in Spain and Italy, the Socialist countries must improve their anti-Maoist propaganda efforts.

Claude Chayet summarizes the responses at the United Nations to China's proposal for a conference on nuclear disarmament.

The North Korean Foreign Minister discusses with the Soviet Ambassador the nuclear hegemony of the US and their ability to control nuclear proliferation.

(Excerpts) Minutes of discussions of the Warsaw Pact Political Consultative Committee concerning non-proliferation. The Romanian delegation argues against a joint declaration of the Warsaw Pact on non-proliferation for fear that it might be used against China. The other delegations argue that a joint declaration is necessary in order to prevent the creation of the Multilaterall Nuclear Force proposed by NATO.

As North Koreans prepared for a new war after the Pueblo Incident, East German Ambassador Herrmann explains that the USSR and PRC will fight with nuclear weapons on the DPRK's side.