ABSTRACT: Diplomatic communiqués between the Philippines and the Eastern European Socialist Bloc found in the Department of Foreign Affairs in the Republic of the Philippines reveals a compendium of original data significant in tracing the inception of diplomatic relations between the Philippines and the Eastern European Socialist Bloc i.e. Bulgaria, Czechoslovakia, German Democratic Republic, Hungary, Poland, Romania and Yugoslavia. This is a pioneering work about the beginning of diplomatic relations between the Republic of the Philippines and the Eastern European Socialist Bloc under the administration of President Ferdinand E. Marcos from 1965 to 1986 including the establishment of formal diplomatic ties, signing of trade, cultural, scientific and visa agreement, economic implications of trade and tourism and the strengthening of cultural relations between the Philippines and Eastern European Socialist Bloc.

Keywords: Republic of the Philippines, Eastern European Socialist Bloc, diplomatic relations