Moscow agrees to deliver the stealth warplanes to foreign countries for first time, while Russian security chief visits aviation event.

The participation of the Su-57 is a significant moment in the show’s history, but also a reflection of how geopolitical dynamics are at the moment

As the J-35A joins the J-20 in Chinese service, China becomes the second nation in the world to operate two different fifth-generation, stealthy fighters. The only other country to achieve this is the U.S., which flies the F-22A Raptor and F-35 Lightning II.