The Ministry of Defence has identified an additional £28 billion requirement over the next four years to meet defence commitments. The figure reflects projected costs for personnel, equipment, and strategic readiness within the context of current fiscal constraints._2_The shortfall arises from a combination of rising operational costs, inflation, and delays in procurement programmes. The MoD cites the need to modernise fleets, invest in cyber defence, and maintain a global presence, all within a budget that must balance other public services._3_The impending gap will likely prompt a review of defence spending priorities, potential reallocation of funds, or additional taxation. Political discussions may focus on whether to increase the defence budget, cut other expenditures, or accelerate investment in emerging technologies.