Factual error: Drago is presented as an infantry Captain in the Soviet Army. However, during the press conference his shoulder bars are the same as a soviet Colonel, not a Captain.
Factual error: The limos they are driving in Russia are American Mercedes Benz models (American style bigger bumpers and headlights). Very unlikely at that time.
Factual error: Rocky's license plate reads "Sothpaw". In Pennsylvania, license plates were limited to six letters until the 1990's.
Factual error: In reality, no referee would ever allow a fighter to basically be beaten to death in a boxing ring. The match would have been stopped after at least one full round of punishment of this magnitude.
Factual error: During the press conference scene, Drago's hat should have an officer's gold cap cord, but instead has only a black chinstrap, which, combined with that style of cockade means that the cap is only approved for wear by warrant officers in the Soviet Army.
Answer: They were Rocky's chaperones. They were even seen in the cabin Rocky was staying in and playing chess with Duke.