The government has defended its controversial decision to relinquish control of the Chagos Islands to Mauritius with an excuse so far-fetched it could be mistaken for a plot from a spy novel

The Tory leader says Labour's negotiations could cost the UK billions; the prime minister questions whether Badenoch has been "properly briefed" on UK security.

Sir Keir Starmer has warned national security could be put at risk without a deal to give “legal certainty” over the status of the Chagos Islands and the strategically important Diego Garcia military base.