With a top speed approaching Mach 3 and equipped with both powerful sensors and air-to-air weaponry, the two-seater MiG-31 interceptor has proven to be one of the Cold War's most formidable survivors - finally coming into its own during the Ukraine War. Development began in 1975 with a design based on that of the MiG-25 Foxbat and progressed to the point where, although it bore a superficial similarly to its forebear, it was largely a new aircraft...