Russia has began manufacturing a prototype of the single-engine Su-75 fighter jet<p>On the plane manufacturing unit in Komsomolsk-on-Amur, manufacturing has begun on the primary prototype of the Su-75 "Checkmate," a light-weight fifth-generation stealth plane. This challenge, first unveiled in 2021, is positioned as a extra inexpensive different to the Su-57 and Western counterparts.</p>