First published Sep 29, 2026, 8:03:15 AM UTC · Last updated Oct 30, 2026, 2:20:00 AM UTC

Milei orders arbitration proceedings against the UK over the Sea Lion project

Argentine President Javier Milei instructed the foreign ministry and legal teams to launch international arbitration against the United Kingdom over development of the Sea Lion oil project in the basin north of the Falklands. He gave London two weeks to halt the activity before Argentina turns to the International Tribunal for the Law of the Sea.

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The instruction initiates an international legal dispute between Argentina and the United Kingdom over offshore hydrocarbon development.

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MercoPress UK Milei orders arbitration proceedings against the UK over the Sea Lion project

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