SU-47 (S-37) BERKUT Woodland-Scenics were used as day and

were used as day and night fighters

The F-15 Eagle is an all-weather tactical fighter designed to gain and maintain air superiority in aerial combat

The Borei class (sometimes transliterated as Borey) (Russian: Борей)

re-enabled in the 1980s

SU-47 (S-37) BERKUT Woodland-Scenics were used as day andThe S 37 Berkut [Golden Eagle] is a testbed for developing technologies for the next generation of aircraft. The basic dimensions and weight of the S 37 "Berkut" are similar to those of Su 37, although they are different aircraft, and the tail, nose and canopy are similar to those of the Su 35. The first two prototypes of this aircraft were evidently designated the S 32, and the S 37 designation was previously applied to an unrelated fighter project