April 28, 1958
From the Journal of Gromyko, Record of a Conversation with Ambassador Ri Sin-Pal of the Democratic People's Republic of Korea
Soviet Minister of Foreign Affairs Andrei Gromyko records that North Korea was eager to start a nuclear program, though they insisted it was for “peaceful purposes.” The North Korean Ambassador requested Soviet scientific aid and was informed by Gromyko that the request would “undoubtedly be considered in a favorable spirit.”
February 18, 1964
Report from the Science and Technology Committee and the Foreign Cultural Liaison Committee on the Issue of Giving Scientific and Technical Literature to the DPRK
The Science and Technology Committee of the PRC and the Foreign Cultural Liaison Committee of the PRC reports on North Korea's request for scientific and technical assistance from capitalist countries through China.
February 29, 1968
Report, Embassy of Hungary in North Korea to the Hungarian Foreign Ministry
Hungarian Embassy reports on terms of a request from the DPRK to the GDR, asking the Germans for the mutual exchange of scientists, along with purchasing various tools and technologies. The GDR asks the DPRK to appeal to the Soviet Union before pursuing the agreement any further.