Four decades after the 1982 war that killed 907 people, Argentina is waging a different kind of campaign against the Falkland Islands. President Javier Milei, facing domestic polling declines and an upcoming election, has legislated to criminalise companies and individuals involved in the Falklands' nascent oil industry and signalled that the fisheries sector — the economic backbone of the islands — could be targeted next. Two major contractors have already pulled out of the Sea Lion oil project, the offshore development that independent estimates say could triple the islands' GDP. The Falklands story since 1982 is one of genuine self-made prosperity. A population of 1,800 that was dependent on UK government handouts has grown to 3,600, drawn from 70 nationalities, attracted by a 26% top tax rate and real economic opportunity. The establishment of a 200-nautical-mile exclusive fishing zone in 1986 transformed the economy: GDP per capita surged from roughly £2,000 to £85,000, placing the islands sixth globally, just behind Norway. The islands are financially independent of the UK for everything except defence. But the economic model has vulnerabilities. Squid catches are declining for reasons not yet understood. The fishing companies association confirms the trend, and Fortuna — the islands' largest fishing company, which recently acquired Cornwall's Ocean Fish Group — is diversifying precisely because of that fragility. The Sea Lion oil project, 136 miles north of the islands and led by Israeli firm Navitas with British partner Rockhopper Exploration, was supposed to be the insurance policy. Argentina's criminalisation legislation strikes directly at that hedge. Britain's response this week — solidarity statements from Andy Burnham and Ed Miliband, promised legislation against Argentina's economic sanctions, and Foreign Office representations to Interpol to reject Argentinian arrest requests — was welcomed but viewed on the islands with characteristic scepticism. 'I have never trusted the Foreign Office and I have been proven right,' said Norma Edwards, 84, whose husband was attached to the SAS during the war. Assembly member Lewis Clifton called the response 'catching up time.' The military dimension is largely settled: 1,800 British personnel at Mount Pleasant airbase, four Typhoon jets, ground-based air defence, and HMS Medway on patrol make a repeat invasion effectively impossible. But Argentina's new weapon — economic coercion — targets the gap between military security and economic sovereignty. It exploits the fact that international contractors and oil companies are vulnerable to legal threats from a G20 nation in ways that a 3,600-person microstate cannot easily counter. The pattern is cyclical and domestically driven. Argentinian bellicosity tracks inversely with presidential approval ratings. The 1990s saw a hearts-and-minds approach that included sending Pingu videos to islanders' children. That goodwill evaporates when Buenos Aires needs a distraction. Milei's version is more aggressive than predecessors — not just rhetoric, but legislation with extraterritorial reach that attempts to make doing business with the Falklands a criminal act. The islands' chief executive, Andrea Clausen, who was 10 during the invasion and still struggles with the sound of fast jets, frames the situation bluntly: 'We are 4,000 people minding our own business.' The trauma of 1982 produced a community that built financial independence precisely to avoid vulnerability. Now a new form of coercion threatens to undo that work — not through invasion, but through the weaponisation of legal and economic systems against a population smaller than an English village.