Sorry Great Britain does not = England , Wales and NI.
Great Britain also known as Britain is an island in the North Atlantic off the north-west coast of continental Europe. The island has an area of 229,848 km2 (88,745 sq mi), and is the largest island of the British Isles, the largest island in Europe and theninth-largest in the world.[5][6] With a population of about 61 million people in 2011, it is the third-most populous island in the world, afterJava (Indonesia) and Honshū (Japan).[7][8] It is surrounded by over 1,000 smaller islands.[9] The island of Ireland lies to its west.
The island is part of the United Kingdom of Great Britain and Northern Ireland, constituting most of its territory: most of England,Scotland and Wales are on the island, with their respective capital cities, London, Edinburgh and Cardiff. Politically, Great Britaincommonly refers to the island together with a number of surrounding islands, which constitute the territory of England, Scotland and Wales.[12]
The Kingdom of Great Britain resulted from the union of the kingdoms of England (comprising modern-day England and Wales) andScotland in 1707. Subsequently, in 1801, the Kingdom of Great Britain united with the neighbouring Kingdom of Ireland forming theUnited Kingdom of Great Britain and Ireland. When five-sixths of Ireland seceded from the United Kingdom in 1922, the state was renamed the United Kingdom of Great Britain and Northern Ireland.