1. The nuclear strategy pursued by the UK.
2. The main content is to maintain a limited and effective strategic nuclear force, and claim to target the enemy's important cities, so that the enemy will bear unacceptable losses and deter potential enemy countries from launching nuclear attacks easily.
3. The United Kingdom adheres to the minimum nuclear deterrence strategy, maintains a special relationship with the United States in the field of nuclear weapons and nuclear technology, actively develops and has its own nuclear force as the core of military force, and uses nuclear deterrence to obtain its own security.