The era of strategic certainty is over. Britain’s defence posture must reflect that reality.
It’s not a unique observation that the world is becoming more chaotic, more contested and more dangerous. But the incoming PM needs to understand that the assumptions that underpinned British defence policy for a generation after the Cold War no longer hold. The United States remains our closest ally, but Washington’s strategic priorities are not always the same as our own. Russia continues to threaten European security. China is reshaping the global balance of power. The Middle East remains volatile. New technologies are changing warfare faster than governments can adapt.
Britain can no longer assume that yesterday’s alliances, institutions and procurement models will be sufficient for tomorrow’s challenges. There is no template. There is no safety net. That means resilience, adaptability and sovereign capability matter more than they have for decades.
This does not mean turning away from alliances. Far from it. NATO remains the cornerstone of our security. But it does mean Britain must be capable of moving at speed, adapting rapidly and generating credible military capability without becoming dependent on decade-long programmes or international consensus. The uncomfortable truth is that our procurement system was built for a more predictable age. The trouble is, geopolitics stopped being predictable a very long time ago.
While our adversaries innovate in months, we still procure in decades. While the commercial technology sector continuously upgrades software, autonomy and sensors, defence acquisition remains focused on large, complex programmes that often struggle to keep pace with technological change. The next Prime Minister should therefore make speed a strategic priority. The goal is not simply to buy equipment more cheaply. It’s to build a defence enterprise capable of responding to geopolitical shocks, exploiting emerging technologies and strengthening Britain’s sovereign industrial base.
In an increasingly uncertain world, strategic advantage will belong to those nations that can adapt fastest. The question is no longer whether Britain spends enough on defence. It’s whether we can turn investment into capability before the world changes again.
Ben Everitt is a former MP, Graduate of the Royal College of Defence Studies and co-founder of Stratonex Defence Technologies
