The paper addresses the change in economics, politics, and social structures in the Soviet bloc (Czechoslovakia, Bulgaria, Hungary, and the GDR) as a result of the USSR loosening up regulations.

Stalin and delegation of Bulgarian officials discuss ongoing political and economic situations in Bulgaria. In addition, Bulgaria's relationship with Yugoslavia is discussed.

The Bulgarian Ambassador to China Petkov describes his time as a prisoner of war in Greece during WWII as well as the rapid growth of the Bulgarian economy since 1940.

The Bulgarian Communist Party Politburo report includes three main documents: a protocol and resolution with notes, a top secret information note, and a top secret protocol from 30 July 1970. The first section includes the Politburo's approval of the delegation's negotiations with Cuba, proposals to restructure economic partnership, and the Bulgarian delegation's statements on miscommunication between Cuba and Bulgaria. The second section, top secret information note, summarizes important exchanges during the Bulgarian visit to Cuba (e.g. Zhivkov's discussion on the importance of economic cooperation (COMECON) to the development of socialism). The third section, the top secret protocol, includes portions of a conversation between Bulgarian delegation and Cuban Politburo members. Castro summarizes ideas exchanged during the state visit.

Bulgarian Politburo member Boris Velchin reports on a Bulgarian delegation visit to Latin American in late 1969. Liberation movements are characterized by mass participation against imperialism, not socialism. Latin American communist parties have a strong theoretical base, but are weak. Velchev proposes that socialist countries create coordinated economic and political strategies towards Latin American countries and aid the populist movements in their quest for liberation from imperialism. Velchin is interested in collaborating with the Soviet Union, which should coordinate the effort.

The Bulgarian Embassy in Havana reports to the Central Committee of the Bulgarian Communist Party and the Bulgarian Ministry of Foreign Affairs on political, economic, and cultural developments in Cuba circa 1963. Cuba is politically united, but is experiencing economic hardship after the “Caribbean Crisis” primarily because of the US embargo. In the report, embassy staff reviews developments between socialist countries and Cuba throughout 1963. Some examples include communist aid to Cuba after Hurricane Flora and Cuba’s stance on Sino-Soviet relations. Bulgaria’s show of solidarity resulted in concrete political, economic, and cultural cooperation. Embassy staff notes the drawbacks and benefits of Bulgaria’s relationship with Cuba.

Ivan Prumov , Minister of Agriculture, and Ivan Abadzhiev, First Secretary of the Central Committee of Dimitrov Communist Youth Union (DCYU) address Cuba’s request for young specialists in agriculture (e.g. agronomists, technicians, gardeners). The Bulgarian government agrees to send specialists who will work and live in a State Agrarian Cooperative. The Ministry of Agriculture and Central Committee of DCYU are responsible to send and assist 76 agriculture specialists to Cuba.

The document includes excerpts from a Bulgarian delegation's report on their visit to Latin America in 1960. The excerpt covers the delegation's visit to Cuba.

Avramova and Agnelov report Cuba's desire to establish diplomatic and cultural relations with Bulgaria. Cuba's interest paramountly involve trade. Avramova and Angelov summarize meetings with important government officials, particulalry Ernesto Guevara, head of the National Bank, and Raul Castro, Minister of Armed Forces. Topics include: the development of the revolution against the Batista government, post-Batista power struggles, geographical fatalism and US influence, Cuba's challenges (e.g. illiteracy, the lack of specialists), land and agricultural reform, construction, industrialization. The delegation recommends the establishment of official relations with Cuba and an invitation for Raul Castro to visit Bulgaria.

In Resolution NO. 136, the Central Committee of the Bulgarian Communist Party establishes diplomatic relations with Cuba; sets the goal of establishing and expanding political, economic, and cultural relations with Cuba; and proposes an invitation for Raul Castro to visit Bulgaria. The resolution includes a report drafted by Minister of Foreign Trade Georgi Kumbiliev, on behalf of Todor Zhivkov, to Prime Minister Anton Jugov. Kumbiliev reviews Cuba's interest in a trade agreement with Bulgaria and provides background information about Cuba's trade agreements with other socialist countries, specifically Cuba's export of sugar and import of petrol and agricultural machines.

Resolution of the Bulgarian Communist Party to establish diplomatic relations with Cuba. A report is presented which describes current Cuban economic and trade relations with the Soviet Union, as well as Poland and Czechoslovakia.