---
title: "Argentina initiates UNCLOS proceedings against the UK over Sea Lion — DecisionGateway"
description: "Argentina has started UNCLOS proceedings against the UK over the planned Sea Lion oil field north of the Falklands, first seeking provisional measures at ITLOS "
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**Decision**/Legal proceedings/19 Oct 2026

**Adopted**

# **Argentina initiates UNCLOS proceedings against the UK over Sea Lion**

Argentina has started UNCLOS proceedings against the UK over the planned Sea Lion oil field north of the Falklands, first seeking provisional measures at ITLOS before arbitration.

## **Actors and targets**

[Argentinaproposer](https://dgw.tmarket.io/actors/79341420-cb56-43cf-a597-b1e9fb26d0e4)

Targets Sea Lionitem [United Kingdomactor](https://dgw.tmarket.io/actors/9419d144-8405-4945-a2f6-5b260ba5fbd5)

[**Argentina dossier **](https://dgw.tmarket.io/actors/79341420-cb56-43cf-a597-b1e9fb26d0e4)

## **Source**

> Аргентина начала юридическое разбирательство против Великобритании из-за планов разработки морского нефтяного месторождения Sea Lion к северу от Фолклендских островов (Мальвинских островов).

*mornovosti · Telegram [ Open post](https://t.me/mornovosti/6385)*

## **Extracted detail**

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