Key facts
- Argentina has asked the International Tribunal for the Law of the Sea to halt the Sea Lion oil project.
- The Sea Lion project is operated by Navitas Petroleum and Rockhopper Exploration.
- The project is estimated to hold 1.7 billion barrels of oil and aims for first oil in 2028.
- Britain stated that Argentina's filing does not invalidate licenses issued by the Falkland Islands government.
- Halliburton will not participate in Sea Lion development after contacts with Argentine authorities.
Argentina has initiated legal action at the International Tribunal for the Law of the Sea, seeking to halt the exploration of oil and gas fields north of the Falkland Islands. The move escalates a dispute with the UK over sovereignty and resource rights in the region.
The Argentinian government stated its request aims to block activity authorized "illegally" by the UK, asserting its sovereign rights over its continental shelf. The Sea Lion oilfield, located approximately 130 miles from the islands, is estimated to contain 1.7 billion barrels of oil and is a joint venture between Britain's Rockhopper Exploration and Israel's Navitas Petroleum. The companies have valid licenses issued by Britain and expect to start pumping oil in 2028, potentially generating significant revenue for the islands' 3,500 inhabitants.
UK Foreign Office minister Uma Kumaran criticized Argentina's "escalating campaign" and "economic coercion" against companies operating in the Falklands, vowing to provide new protections. The UK government maintains that the Sea Lion project is lawful, regulated by the Falkland Islands government, and that Argentina's tribunal application does not invalidate existing licenses or require activities to cease. The UK plans to engage with the tribunal but firmly resist Argentina's claim, aiming to reassure businesses fearful of Argentine retribution.
This legal challenge follows recent pressure from Argentinian President Javier Milei, who had previously demanded the project's cancellation and threatened economic sanctions on firms exploiting oil near the islands. Argentina has historically maintained its claim to the Falkland Islands, known as Las Malvinas, despite its defeat in the 1982 war.