Russia's F-15 Killer: Why America (and the World) Fears the Su-27

It was the USSR’s best plane—and it still packs one heck of a punch. 

US drone: Russian jet forces down MQ-9 Reaper over Black Sea

McDonnell Douglas F-15 vs Sukhoi Su-27

Origins- Evolution of the Su-27 into an F-15 killer (Part-2) – Defencyclopedia

Scary Images Of Russia's Nuke-Capable Bombers, Tu-160, T-95, Surface From Engels-2 Airbase; 'Massive Strikes' On Ukraine Imminent?

Aircraft in fiction - Wikipedia

Why The F-15 Must Fear Russia's Su-27 Fighter

How Ukraine's Two-Year Campaign For Fighters Finally Succeeded

Drones taking over fighter jets in air-to-air combat? Russia says 'yes' as it 'downs' Ukrainian Su-27

McDonnell Douglas F-15 vs Sukhoi Su-27

Russian Su-27 Fighter Jet Collides With U.S. Drone Over Black Sea