when did great britain change to united kingdom
History of the United Kingdom A further Act of Union in 1800 added the Kingdom of Ireland to create the United Kingdom of Great Britain and Ireland.
Great Britain in the Seven Years' War Great Britain was one of the major participants in the Seven Years' War which lasted between 1754 and 1763. Britain emerged from the war as the world's leading colonial power, having gained a number of new territories at the Treaty of Paris in 1763 and established itself as the world's pre-eminent naval power.