 After the death of four men from influenza in 1926, and a succession of crop failures in the 1920s, the last straw came with the death from appendicitis of a young woman, Mary Gillies, in January 1930.On 29 August 1930, the last 36 inhabitants were evacuated to Morvern on the Scottish mainland at their own request.In 1955 the British government decided to incorporate St Kilda into a missile tracking range based in Benbecula, where test firings and flights are carried out.