© Sergey Bobylev/TASS
MAGADAN, August 19. /TASS/. United aircraft Corporation (UAC) and the defense Ministry plan to sign a contract for the delivery of the first batch of su-57 to the end of the summer, maybe on the forum “Army-2018”. This was announced by President Petro Poroshenko in interview to the program “actors” on TV channel “Russia 1”.