A leading expert has called for the United Kingdom to develop a second, independent nuclear weapons system to strengthen its deterrence capabilities against Russia and reduce reliance on the United States. The recommendation comes as part of research conducted by the Policy Exchange think tank’s nuclear enterprise commission.

Professor Wyn Bowen of King’s College London’s Department of War Studies argues that while the UK’s acquisition of 12 nuclear-capable F-35A aircraft is a positive step, the country’s ability to respond in a crisis may remain constrained. This limitation arises because the F-35As would carry US nuclear weapons, effectively giving Washington veto power over their use. Bowen contends that a separate UK nuclear system would enhance London’s autonomy in decision-making and serve as a more credible deterrent.

Further analysis from Policy Exchange highlights emerging concerns about the potential decline in Trident’s effectiveness. There is speculation that Russia and China may be developing dome-style missile defense systems capable of neutralizing or reducing the impact of submarine-launched ballistic missiles. This development raises questions about how the UK, along with its European allies, could maintain a credible nuclear deterrent without relying on American support.

In the backdrop of these concerns are ongoing debates about President Donald Trump’s commitment to NATO, which has intensified calls across Europe for member states to significantly bolster their defense capabilities. Increasingly, strategic planners are exploring options for nuclear deterrence and response scenarios independent of the United States.

A spokesperson for the UK Ministry of Defence reaffirmed the government’s confidence in its current nuclear posture, describing it as credible and effective. The spokesperson outlined ongoing investments, including a £15 billion programme to develop a sovereign nuclear warhead, the procurement of the 12 F-35As, and upgrades to critical infrastructure. “We are a leader in the alliance – committing our nuclear deterrent in full to the defence of NATO,” the official added.

As geopolitical tensions persist, the debate over Britain’s nuclear strategy highlights the balancing act between maintaining alliance commitments and pursuing greater national autonomy in defense capabilities.