The Russian Aerospace Forces did not receive a single Su-57 fighter in 2021.Despite official statements that by the end of 2021, the Russian Aerospace Forces were to receive four new Su-57 fighters, it became known that the supply of these combat aircraft was completely disrupted. No circumstances are given, however, according to official data, the Russian Aerospace Forces is equipped with only one serial fighter of the fifth generation Su-57.ВКС России не получили в 2021 году ни одного истребителя Су-57#Su57,#RussianAirForce,#Su57inAction,