How many countries comprise the region that includes a country where North Sea oil was discovered in the 1970s?
Countries of the United Kingdom The United Kingdom (UK) comprises four countries: England, Scotland, Wales and Northern Ireland.
Thistle oil field The Thistle oil field is a large oil field in the Northern sector of the North Sea. The oil field, discovered in September 1972 by Signal Oil and Gas Company, is produced over the Thistle Alpha platform, located 125 nautical miles Northeast of Sumburgh, Shetland Islands and 275 nautical miles Northeast of Aberdeen, Scotland.