UK and Argentina clash over Falklands oil project
The gist
Argentina asked a Hamburg tribunal to halt the $2.2-billion Sea Lion oil project north of the Falklands.
The ruling could test how maritime law handles disputed waters.
How it unfolded
- Sep 28, 2026Milei said his government would seek international arbitration over Sea Lion and gave the UK two weeks to halt work, or Argentina would ask the Hamburg tribunal to order a temporary stop.
- Oct 13, 2026Argentina said it had filed a request for provisional measures with the tribunal seeking to stop the project to "preserve Argentina's sovereign rights".
- Nov 9, 2026The prime minister's official spokesman said Britain was "fully engaged in the UNCLOS process" and would set out its position on Argentina's request.
Key terms
- tribunal
- A person or institution with authority to judge or determine claims and disputes, not necessarily a court.
- maritime law
- Body of law governing legal matters arising from activities on navigable waters, including shipping, injuries, and vessel disputes.
Source: Wikipedia