First launch of Advanced Hypersonic Weapon prototype at a test site in the USA. File photoWASHINGTON, Apr 5 The US, UK and Australia have agreed to launch a new collaboration to develop hypersonic weapons and defenses, the three nations said in a joint statement. cooperation on hypersonic weapons and defenses, and electronic warfare, and we also agreed to expand information sharing and deepen cooperation on advanced defense developments,» the White House said in a joint statement.The Pentagon is scratching its head over Russia's use of a hypersonic missile
