Iran claims it has developed a hypersonic missile that can ‘breach all defences’

Hypersonic missiles can fly five times the speed of sound, and Iran has warned that no defence systems will be able to counter its weapon for at least a decade until new technology is developed.

​Hypersonic missiles can fly five times the speed of sound, and Iran has warned that no defence systems will be able to counter its weapon for at least a decade until new technology is developed.