The UK government is facing mounting criticism over what former defence secretary Lord George Robertson has termed a "corrosive complacency" regarding defence spending, with experts warning that the nation's military capabilities have been dangerously hollowed out.
Lord Robertson, who was handpicked by Labour to lead its Strategic Defence Review (SDR), delivered a stark assessment that highlights serious gaps in Britain's armed forces. The government had promised to address these deficiencies through a much-delayed 10-year defence investment plan, originally slated for publication before Christmas, but recent reports indicate the blueprint remains mired in internal government disputes.
"The British Army could no longer do 'anything substantial', and was so depleted it could only 'seize a small market town on a good day," warned General Sir Richard Barrons, another author of the SDR.
The delays come alongside revelations that the Ministry of Defence is confronting a staggering £28 billion funding shortfall over the next four years. This financial strain has left troop numbers diminished and ageing equipment in poor condition, despite Labour's election promise to reverse the military's decline.
While the government has committed to increasing defence spending to 2.5% of national income next year—a figure initially deemed sufficient—global security challenges have forced a shift toward a vaguer pledge to meet NATO's new 3.5% target by 2035. This adjustment follows a decade-long decline in defence expenditure, which dropped by 22% between 2009 and 2017 and has only recently returned to 2010 levels.
Many defence analysts argue that the increased spending is arriving too late. Britain has plummeted from being NATO's fourth-largest defence spender in 2020 to fourteenth today, as allies have accelerated their military investments far more rapidly. This decline undermines the UK's claim to leadership within the alliance.
The situation grows more urgent amid escalating threats from Russia, Iran, and China, compounded by pressure from US President Donald Trump. The strain on the transatlantic alliance raises fundamental questions about Britain's ability to rely on American military support, potentially necessitating greater self-reliance.
Despite multiple reviews and reorganisations, tangible improvements remain elusive, leaving the government vulnerable to accusations that its defence strategy lacks both urgency and substance.