Which island was a major exporter of phosphate from 1907 until deposits ran out in the 1980s, and had the highest per-capita income of any sovereign state in the world during the late 1960s and early 1970s?
Which island was sold by Genoa to France in 1764, was ruled by Britain for two years from 1794 to 1796, and then returned to France?
What island nation in the South Pacific Ocean was, from 1906, jointly managed by France and the UK as the New Hebrides, and became a Republic in 1980?