A territorial dispute long settled by force but never resolved by consent has stirred again in the South Atlantic, as a senior ally of Nigel Farage pledged this week that Britain would use military power to defend the Falkland Islands against any Argentine advance. The declaration arrives at a moment when Argentina's President Milei, emboldened by the Trump administration's ambiguous signals toward traditional allies, has grown more assertive in his country's historical claim to the islands. What was once a dormant diplomatic grievance is now a live test of whether the post-Cold War architectu