"Leninsky Komsomol"-class ships were used as a "blockade runners" during "Operation Anadyr", the Soviet effort to break the Cuba blockade during the Cuban Missile Crisis. 57 ships of the Black Sea Shipping Company were involved in breaking the blockade. An additional 34 vessels from Baltic Shipping Company, the Murmansk Shipping Company, the Latvian Shipping Company and the Far Eastern Shipping Company also participated. "Leninsky Komsomol"-class ships were later used to carry military cargo to Angola, Vietnam and other countries in conflict zones during the Cold War.