Britain's food and drink trade deficit has ballooned to over £21 billion — the largest gap since 2000 — in a structural squeeze that industry leaders are framing bluntly as a national security problem. The Food & Drink Federation's analysis of H1 2026 data reveals export volumes down 11.7% to 4 billion kg, a level barely above the pandemic and foot-and-mouth troughs. The numbers are not cyclical. They describe a country whose food production capacity is being systematically hollowed out by policy choices stacking on top of geopolitical shocks. The export decline splits into two distinct failure modes. EU-bound exports fell 0.9% in value, a continuation of the grinding post-Brexit cost penalty that has never been reversed. Non-EU exports collapsed harder — down 6.9% in value — driven by the US-Israel war on Iran cratering UAE sales by nearly a quarter, and Washington's 10% import tariff hammering cross-Atlantic volumes by 16.5%. British food manufacturers are caught in a vice: too expensive for European buyers after Brexit friction, too exposed to geopolitical disruption everywhere else. The import side tells its own story. At 19.1 billion kg in H1 2026, imports are the second-highest ever recorded. Non-EU imports have surged more than a fifth since 2023, driven by trade deals — particularly with Australia, which now ships 25% more food by value to the UK including meat, oils, vegetables, and even whisky. EU producers have also recovered their UK volumes since the initial Brexit disruption, with deliveries up 0.8% in value year-on-year. The domestic policy layer compounds the structural problem. The former chancellor's suspension of tariffs on manufactured foods like chocolate and biscuits — framed as a cost-of-living measure — directly undercut British producers. As FDF chief executive Karen Betts put it plainly: when you remove tariffs on Chinese biscuits, they sell more cheaply here than biscuits made in the UK. The policy traded short-term consumer relief for long-term industrial erosion. NFU president Tom Bradshaw called the figures a wake-up call, arguing that food security is national security. The pressures he described — rising energy, ingredients, transport, packaging, and labour costs layered with regulatory burden and extreme weather — are not temporary. They are the permanent operating environment for British agriculture, and the policy regime is not configured to sustain domestic production through them. The FDF's framing is stark: in a world of conflict and climate change, a growing food trade deficit poses existential questions about Britain's ability to feed itself. The structural trajectory is clear — every major policy vector (Brexit trade friction, geopolitical exposure, tariff liberalisation, rising input costs) pushes in the same direction: more imports, fewer exports, less domestic capacity. The question is whether the government treats this as a trade statistics problem or a sovereignty crisis.