 In Spring 1986, the US Navy again performed exercises in the Gulf of Sirte; the Libyan military retaliated, but failed as the US sank several Libyan ships.Diplomatic relations also broke down with the UK, after Libyan diplomats were accused in the killing of Yvonne Fletcher, a British policewoman stationed outside their London embassy, in April 1984.After the US accused Libya of orchestrating the 1986 Berlin discotheque bombing, in which two American soldiers died, Reagan decided to retaliate militarily.