The former residents of the Chagos Islands - who were forced to leave their homeland in the 1960s and 70s - took their long legal battle to the UK's highest court today.
The islanders, many living in Crawley, in Sussex, went to the Supreme Court to challenge a decision by the House of Lords - which dashed their hopes of returning.
The Chagos Islands are in the Indian Ocean. Families were forced out - to make way for a US air force base on the largest island, Diego Garcia. Courts later ruled that families could return to 65 of the islands - but not that one. With the story, here's John Ryall.