There are many forms of communication between the socialist nations, and between them and capitalist countries, such as diplomatic (both conventional and public), party-to-party, scientific and foreign language media services. This article focuses upon the use of media technologies in international communication. It examines (a) TV programme exchange practices and policies; (b) the role of the Intersputnik international satellite organization; (c) the development of computer-aided international data transmission (TBDFs); and (d) the respective places of Cuba and Nicaragua in this communication complex.