According to a note released today on the occasion of the 80th anniversary of Sukhoi (born in 1939 as Sukhoi Design Bureau), which confirmed the start of mass production of Su-57 fighter airplanes, the first batch of units will be delivered by 2019 ordered by the Defense of Moscow. "During its history Sukhoi has created more than 100 types of aircraft, the total number of mass-produced airplanes has...