and nottinghamshire. the remote chagos islands, in the indian ocean, have been under british control for 50 years — but now mauritius, which used to have jurisdiction of them, is trying to claim them back. it has — for the first time — sent a boat to the islands and raised the mauritian flag. the united nations says britain must hand the archipelago back to mauritius — but the uk refuses to do so while america uses one of the islands for a military base. when britain took over the chagos islands, it expelled the local population of around 2,000 people. now, some of those who've been in exile for decades have returned for a visit to their former home, along with a group of scientists on a research trip. our africa correspondent andrew harding joined them, and is the firstjournalist to broadcast from the chagos islands. farfrom anywhere, a hidden archipelago. these isolated islands have been strictly off—limits