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Thursday 09/04/2026

Trump Endorses UK-Mauritius Chagos Islands Deal Amid Security Concerns

US and UK leaders shaking hands with military aircraft overhead
Ethan BrooksEthan Brooks

In This Article

HIGHLIGHTS

  • The US has endorsed the UK's plan to transfer the Chagos Islands to Mauritius while leasing back Diego Garcia for 99 years.
  • Donald Trump initially criticized the deal as an "act of great stupidity" but later expressed support after discussions with UK Prime Minister Keir Starmer.
  • The agreement ensures the continuation of a joint UK-US military base, crucial for national security interests.
  • Trump emphasized the strategic importance of Diego Garcia and reserved the right to reinforce US military presence if necessary.
  • The deal has faced criticism from UK political figures, citing potential threats to national security.

In a significant diplomatic development, the United States has backed the United Kingdom's agreement to transfer sovereignty of the Chagos Islands to Mauritius, while maintaining a crucial military presence on Diego Garcia. This endorsement follows a period of uncertainty after US President Donald Trump initially criticized the deal as an "act of great stupidity."

Strategic Military Base Lease

The agreement, which was initially announced last year, involves the UK ceding control of the Chagos Islands to Mauritius but leasing back Diego Garcia for 99 years. This island hosts a joint UK-US military base, pivotal for strategic operations in the Indian Ocean. Downing Street confirmed that Trump and UK Prime Minister Keir Starmer discussed the deal, with both leaders agreeing on its importance for securing the base.

Trump's Reversal and Strategic Importance

Trump's initial disapproval, expressed on his Truth Social platform, raised concerns about the deal's implications for national security. However, after a "very productive" phone call with Starmer, Trump softened his stance, acknowledging the deal as the "best" Starmer could achieve. Trump highlighted Diego Garcia's strategic location and reiterated the US's right to reinforce its military presence if the lease agreement is threatened.

Political Reactions and Criticism

The deal has sparked criticism within the UK, with figures like Priti Patel, the shadow foreign secretary, labeling it a "strategic blunder." Critics argue that the lease's potential instability could jeopardize national security. Despite this, the UK government remains committed to the agreement, emphasizing its role in maintaining shared security interests with the US.

WHAT THIS MIGHT MEAN

The endorsement of the Chagos Islands deal by the US marks a crucial step in maintaining the strategic military alliance between the UK and the US. However, the agreement's implementation will require careful management to address concerns about its long-term stability. Political opposition in the UK suggests that the deal could face challenges, particularly if the lease agreement's terms are perceived as compromising national security. Moving forward, both nations will need to navigate these complexities to ensure the continued operation of the Diego Garcia base, a linchpin in their global security strategy.