Hungarian Ambassador to Bulgaria Karoly Prath summarizes developments on Bulgarian-Cuban relations gathered from Hungarian-Bulgarian diplomatic contacts. Bulgarian-Cuban relations were not adversely effected by the Cuban Missile Crisis. The relationship is dominated by economic development (e.g. the expansion of trade, specialist exchanges, Bulgarian loans to Cuba, the root causes of Cuba's economic difficulties). Prath also discusses Bulgarian concerns over the influence of China on Cuba.

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.

Conversation for the record between Zhivkov and Castro during a four-day-long state visit of the Cuban leader to Bulgaria. Among the main issues discussed was the state of economic development in both countries, their relations with Albania, China, Romania and Yugoslavia; the Cuban foreign policy in Africa and the Caribbean; the civil war in Angola; the battle for the Third World.