In December 1979 Mongolian party and government delegation headed by the Chairman of the Council of Ministers of Mongolia Jambyn Batmunkh visited Vietnam, Cambodia and Laos and had held talks with the leaders of these countries on issues pertinent to the Sino-Vietnamese war of 1979, Pol Pot’s regime, situation in Indochina and Chinese foreign policy in Asia.

The Hungarian Embassy in Pyongyang reports which foreign delegations the Korean Workers' Party is inviting to its 6th Congress.

Instructions to Soviet ambassadors on dealing with China's outreach to socialist countries in the eastern bloc, outlining a series of steps for Soviet ambassadors to follow which would
foster skepticism about China’s intentions and thwart efforts by Chinese representatives to make wide-ranging contacts in these states. The directive notes China’s hostility to Vietnam, Cuba, Laos, and Mongolia and contrasts this with its development of extensive relations with Romania, Yugoslavia, and North Korea.

Ambassadors of Hungary, GDR, Czechoslovakia, the USSR, Bulgaria, Poland, and Mongolia discuss the development of socialism and Maoism in the PRC in relation to other countries in the socialist camp.