In 1801, Great Britain was united with the Kingdom of Ireland through another Act of Union to become the United Kingdom of Great Britain and Ireland.In 1922 the Irish Free State seceded from the United Kingdom, leading to the latter being renamed the United Kingdom of Great Britain and Northern Ireland.
The Anglo-Saxon Chronicle recorded that the Domesday Book of 1086 covered the whole of England, meaning the English kingdom, but a few years later the Chronicle stated that King Malcolm III went "out of Scotlande into Lothian in Englaland", thus using it in the more ancient sense.
How and why a term derived from the name of a tribe that was less significant than others, such as the Saxons, came to be used for the entire country and its people is not known, but it seems this is related to the custom of calling the Germanic people in Britain Angli Saxones or English Saxons.
However, there are uplands in the north (for example, the mountainous Lake District, and the Pennines) and in the south west (for example, Dartmoor and the Cotswolds).
The capital is London, which is the largest metropolitan area in both the United Kingdom and the European Union.
The development of iron smelting allowed the construction of better ploughs, advancing agriculture (for instance, with Celtic fields), as well as the production of more effective weapons.
During the Iron Age, Celtic culture, deriving from the Hallstatt and La Tène cultures, arrived from Central Europe.it was written later in the Graeco-Roman period or afterwards.The word Albion (Ἀλβίων) or insula Albionum has two possible origins.England is separated from continental Europe by the North Sea to the east and the English Channel to the south.The country covers much of the central and southern part of the island of Great Britain, which lies in the North Atlantic; and includes over 100 smaller islands such as the Isles of Scilly, and the Isle of Wight.As the seas rose, it was separated from Ireland 10,000 years ago and from Eurasia two millennia later.