The sovereignty claim over the Falklands is one of the few points of consensus that cuts across Argentina's political fracture, known locally as “la grieta”, a polarisation that splits the country into two opposing camps on almost every public question. That cross-cutting quality explains both its constant presence in popular culture and its recurrence in political discourse.

Argentine President Javier Milei is escalating a dispute with Britain over the Falkland Islands with tougher sanctions targeting companies involved in a major offshore oil project.

Chilean President José Antonio Kast on Thursday reiterated his government's backing for Argentina's sovereignty rights over the Falklands, South Georgia, the South Sandwich…