Legend of the Sky: This is Russia's Most Reliable Fighter Jet

It is a known fact that the life of military aircraft is extremely short-lived, especially when technology is constantly evolving. The best aircraft of WWI and WWII went obsolete within just a few months. Only very few aircraft are able to withstand the test of time. One such aircraft is the Soviet MiG-21, Farley wrote for the online magazine National Interest.

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