as prisoners of Britain, who remained until released by a writ of habeas corpus in 1960. Another attempt to operate a fish cannery led to closure in 1957. From 1958, the Union Castle shipping line gradually reduced their service calls to the island. The same year, there were 36 cases of poliomyelitis. A census in 1966 showed a relatively unchanged population of 4,649 inhabitants. A South African company (The South Atlantic Trading and Investment Corporation, SATIC) bought a majority share in Solomon and Company in 1968. Following several years of losses and to avoid the economic effects of a closure of the company, the St Helena government eventually bought a majority share in the company in 1974. In 1969 the first elections were held under the new constitution for twelve-member Legislative Council. By 1976, the population had grown slightly to 5,147 inhabitants. Based from Avonmouth, Curnow Shipping replaced the Union-Castle Line mailship service in 1977, using the RMS St Helena, a coastal passenger and cargo vessel that had been used between Vancouver and Alaska. Due to structural weakness, the spire of St James' church was demolished in 1980. The endemic flowering shrub, the St Helena Ebony, believed to have been extinct for over a century, was rediscovered on the island in 1981. 1981 to present The British Nationality Act 1981 reclassified St Helena and the other crown colonies as British Dependent Territories. The islanders lost their status as 'Citizens of the United Kingdom and Colonies' (as defined in the British Nationality Act 1948) and were stripped of their right of abode in Britain. For the next 20 years, many could find only low-paid work with the island government and the only available employment overseas for the islanders was restricted to the Falkland Islands and Ascension Island, a period during which the island was often referred to as the "South Atlantic Alcatraz". The RMS St Helena was requisitioned in 1982 by the Ministry of Defence to help in support of the Falklands Conflict, and sailed south with the entire crew volunteering for duty. The ship was involved in supporting minesweeper operations but the volunteers were refused South Atlantic Medals. Prince Andrew began his relationship with St Helena in 1984 with a visit to the island as a member of the armed forces. The 1987 census showed that the island population stood at 5,644. The Development & Economic Planning Department, which still