Comrade Dedo, Poland's ambassador in North Korea, reports that Sino-DPRK relations are cooling because of Beijing's increasing trade with South Korea.

Letter from Cuban leader Fidel Castro the President of the International Olympic Committee Juan Antonio Samaranch on the 1988 Seoul Olympics

Letter from the President of the IOC, Juan Antonio Samaranch, to the President of the Soviet NOC, Marat Gramov, on airspace for the 1988 Olympic Games.

Letters exchanged between the President of the IOC, Juan Antonio Samaranch, and Dr. Klaus Georg Wieck on the security situation in South Korea in the lead up to the 1988 Olympics. Wieck's enclosed security report provides details on the South Korean opposition, security preparations completed by the South Korean government, and the potential for terrorist threats or activities during the Olympic Games.

A letter from the Chinese Olympic Committee to IOC President Samaranch urging the IOC to accede to North Korean demands that part of the 1988 Summer Olympics be held in the North.