Largest island of the Chagos Archipelago; site of a UK–US military base
Britain has reaffirmed its support for US defensive operations from British bases amid the Iran war, while avoiding offensive action. Tehran has warned the UK and promised retaliatory steps, as US strikes target Iranian facilities. UK says it will defend itself, its allies, and free shipping in the Strait of Hormuz.
Rashad Sultanov has been arrested in Cyprus as part of Britain’s first overseas National Security Act investigation into incidents at RAF Akrotiri, with extradition proceedings underway. He is alleged to have conducted hostile surveillance and shared information with the IRGC. Authorities emphasise that the act can be applied overseas to protect British bases.
The USS Abraham Lincoln has made a brief port call at Laem Chabang, Thailand, allowing about 5,000 sailors and Marines to rest after a record, months-long deployment supporting US operations against Iran. Thai authorities are managing transport, security and restrictions in Pattaya while US officials deny widespread failures in shipboard conditions.
The US-SOUTHCOM operation has interdicted and sunk a floating refueling vessel linked to the Los Choneros criminal network. Crew members were removed and handed to Ecuadorian authorities as part of ongoing efforts to disrupt narco-trafficking networks in the Eastern Pacific.
The Pentagon inspector general has released a report detailing the costs of the Iran war in lives, money and damage. The document covers April 1 to June 30 and shows damage to US bases across the region, hundreds of damaged aircraft, and thousands of drones and missiles shot down. It notes logistical challenges, evacuations, and large-scale defense spending, with figures including roughly $184 million in damage to diplomatic facilities and $33.4 billion in overall costs for the period.
The Pentagon inspector general has reported that Operation Epic Fury has cost $33.4 billion from 28 February to 30 June, including $22.3 billion on expended munitions. The report has found strategic inventory shortfalls, industrial bottlenecks for resupply, and millions in damage to aircraft, drones and diplomatic facilities.
Britain’s new prime minister has arrived in New York for the UN General Assembly, seeking closer UK-US ties on Ukraine air defences and safeguarding shipping routes, while navigating a fraught relationship with President Trump. Officials warn of economic headwinds as winter looms.
Britain has reached a deal with Mauritius to cede sovereignty over the Chagos Islands, while maintaining a 99-year lease on Diego Garcia and its strategic base. The agreement has yet to gain legal force as the US expressed concerns and opposition from Washington has slowed parliamentary passage.
The UK and US leaders have met on the sidelines of the UN General Assembly. They have praised their connection, but remain divided over the Chagos Islands deal and the push for global AI safety standards. Burnham has emphasised long-term cooperation on security and AI, while Trump continues to press his Iran stance and criticises the deal.
The United Kingdom has paused plans to transfer Chagos sovereignty to Mauritius while retaining the Diego Garcia base, with American opposition blocking progress. Prime Minister Burnham says Britain will “work hard” with US partners to find a resolution as Donald Trump reiterates his opposition.
Acting Navy Secretary Hung Cao has told Senator Kirsten Gillibrand that eight sailors across the USS Abraham Lincoln strike group have attempted suicide during a record-long deployment. The carrier has spent about 286 days at sea, faced supply and hygiene problems, and disembarked in Thailand on 1 September; Cao said no deaths occurred and medical and mental-health care remained available aboard.
The US has redeployed a dozen B-1 bombers from RAF Fairford back to US bases after British authorities foiled an alleged plot to attack the Gloucestershire airfield. UK officials have said there are "strong indications" of Iranian involvement; Tehran has denied the claim. The withdrawal will reduce the UK-based surge capability for strikes on Iran.