This chart shows all of the versions of Russia's fifth-generation fighter jet

The US and Russia have been competing arms exporters since the dawn of the Cold War.

Although the Soviet Union collapsed in 1991, the deep-seated rivalry between the US and Russia never fully died out and is now stronger than it's been in decades thanks the Russian annexation of Crimea and the war in Ukraine. The same goes for the countries' rivalry in the realm of military hardware.

The US and Russia are both producing their own fifth-generation fighters. While the US is developing the F-35 in conjunction with select worldwide partners, Russia is developing its own fifth-generation fighter, the Su-50.

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