We use some essential cookies to make this website work.
We’d like to set additional cookies to understand how you use GOV.UK, remember your settings and improve government services.
We also use cookies set by other sites to help us deliver content from their services.
You have accepted additional cookies. You can change your cookie settings at any time.
You have rejected additional cookies. You can change your cookie settings at any time.
Departments, agencies and public bodies
News stories, speeches, letters and notices
Detailed guidance, regulations and rules
Reports, analysis and official statistics
Consultations and strategy
Data, Freedom of Information releases and corporate reports
Delivering the UK’s Nuclear Deterrent as a National Endeavour.
The home of Defence Nuclear Organisation on GOV.UK. Our mission is to keep safe and capable submarines at sea, maintain our nuclear warheads and deliver the nuclear deterrent to protect national and global security.
Our mission is to keep safe and capable submarines at sea, maintain our nuclear warheads and deliver the nuclear deterrent to protect national and global security.
Information about UK nuclear deterrence.
The UK’s independent nuclear deterrent has existed for over 60 years to deter the most extreme threats to our national security and way of life.
Information about the UK’s continuous at sea deterrent (CASD) and the Dreadnought programme to replace the Royal Navy’s Trident missile Vanguard Class Submarines.
Facts about the programme to replace the Royal Navy's Vanguard Class SSBN submarines which form the UK's strategic nuclear deterrent.
Dreadnought is the replacement programme for the Royal Navy’s Trident missile Vanguard Class submarines which form the UK’s nuclear deterrent.
A collection of the Defence Nuclear Organisation's annual reports to Parliament that detail the progress made on the UK's future nuclear deterrent.
The 2021 Integrated Review set out the government’s vision for the future. This page outlines what it says about the UK’s nuclear deterrent.
This report details the progress made on the Dreadnought submarine programme and other related programmes since the last update in December 2020.
Information about the UK Government’s nuclear deterrence policy and doctrine.
The broad governance and management framework within which AWE plc will operate.
Australia, the United Kingdom and the United States have embarked on a profound new partnership called AUKUS, to support a stable, secure and prosperous Indo-Pacific region.
Scottish Secretary will chair the roundtable at the UK Government's Edinburgh HQ as Thales Glasgow wins a multi-million pound defence contract.
The Ministry of Defence (MOD) is conducting a review of historic files relating to the United Kingdom’s Nuclear Weapons programme.
A Written Ministerial Statement has been laid today in Parliament announcing a change of operating model for the Atomic Weapons Establishment (AWE).
This report details the progress made on the programme since the last update in the 2015 Strategic Defence and Security Review.
This report details the progress made on the Dreadnought submarine programme and other related programmes since the last update in December 2018.
This report details the progress made on the Dreadnought submarine programme since the last update in December 2016.
Don’t include personal or financial information like your National Insurance number or credit card details.
To help us improve GOV.UK, we’d like to know more about your visit today. Please fill in this survey (opens in a new tab).