6. Tupolev Tu-160 bomber

The Tupolev Tu-160 is a supersonic, variable-sweep wingheavy strategic bomber designed by the Tupolev Design Bureau in the Soviet Union. Although several civil and military transport aircraft are larger in overall dimensions, the Tu-160 is the world's largest combat aircraft, largest supersonic aircraft and largest variable-sweep aircraft built. On Nov. 17, 2015, Russia started using Tu-160 strategic long-range bombers against targets in Syria, along with Kalibr cruise missiles fired from the Mediterranean. This marked the combat debut of the Tu-160.