United States Formally Backs United Kingdom and Mauritius Agreement Over Chagos Islands

The United States government formally supports the historic deal between London and Port Louis regarding the Chagos Islands to secure the strategic Diego Garcia military base.

By: AXL Media

Published: Feb 18, 2026, 9:04 AM EST

Source: Information for this report was sourced from Politico

Formal Endorsement from Washington

The United States government has issued a formal statement of support for the treaty negotiated between the United Kingdom and Mauritius. President Joe Biden welcomed the resolution of the long standing sovereignty dispute as a significant diplomatic achievement. The administration emphasized that the agreement provides the necessary legal certainty for the continued operation of the joint military facility on Diego Garcia. This facility is considered a cornerstone of global security operations and is essential for maintaining stability throughout the Indian Ocean and the broader Indo Pacific region.

Ensuring Military Longevity and Strategic Access

A critical component of the American endorsement is the guaranteed 99 year lease for the Diego Garcia base. Under the terms of the treaty the United Kingdom will maintain administrative and operational control over the island to support the defense interests of both London and Washington. This long term arrangement was a non negotiable requirement for the United States to ensure that its strategic capabilities remain unhindered. The base serves as a vital hub for maritime surveillance and long range aviation missions making its security a top priority for the Western alliance.

Resolving a Colonial Era Dispute

The agreement is intended to bring a definitive end to decades of legal and political friction surrounding the archipelago. For years the United Kingdom faced international pressure and court rulings challenging its administration of the islands. By transferring sovereignty to Mauritius the British government aims to modernize its relationship with African nations and uphold the principles of self determination. This move is seen as a way to remove a significant diplomatic hurdle that has often complicated coordination within the United Nations and other international bodies.