The Dreadnought-class submarine is a type of nuclear-powered submarine developed by the United Kingdom. It is designed to carry and launch Trident II ballistic missiles, providing a key component of the UK's nuclear deterrent strategy. The class is known for its stealth capabilities, advanced technology, and ability to operate in various underwater environments. These submarines are equipped with modern sonar systems and can remain submerged for extended periods, enhancing their operational effectiveness. The Dreadnought-class is set to replace the older Vanguard-class submarines, ensuring that the UK's nuclear deterrent remains credible and effective in the coming decades.