The Royal coat of arms of Great Britain was the

coat of arms A coat of arms is a heraldic visual design on an escutcheon (i.e., shield), surcoat, or tabard (the latter two being outer garments). The coat of arms on an escutcheon forms the central element of the full heraldic achievement, which in its ...

representing royal authority in the sovereign state of the

Kingdom of Great Britain The Kingdom of Great Britain (officially Great Britain) was a Sovereign state, sovereign country in Western Europe from 1 May 1707 to the end of 31 December 1800. The state was created by the 1706 Treaty of Union and ratified by the Acts of ...

, in existence from 1707 to 1801. The kingdom came into being on 1 May 1707, with the

political union A political union is a type of political entity which is composed of, or created from, smaller polities, or the process which achieves this. These smaller polities are usually called federated states and federal territories in a federal govern ...

of the

kingdom of Scotland The Kingdom of Scotland (; , ) was a sovereign state in northwest Europe traditionally said to have been founded in 843. Its territories expanded and shrank, but it came to occupy the northern third of the island of Great Britain, sharing a l ...

and the

kingdom of England The Kingdom of England (, ) was a sovereign state on the island of Great Britain from 12 July 927, when it emerged from various History of Anglo-Saxon England, Anglo-Saxon kingdoms, until 1 May 1707, when it united with Kingdom of Scotland, ...

, which included

Wales Wales ( cy, Cymru ) is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, the Celtic Sea to the south west and the Bristol Channel to the south. It had a population in ...

. With the 1706

Treaty of Union The Treaty of Union is the name usually now given to the treaty which led to the creation of the new state of Great Britain, stating that the Kingdom of England (which already included Wales) and the Kingdom of Scotland were to be "United i ...

(ratified by the Acts of Union 1707), it was agreed to create a single kingdom, encompassing the whole of the island of Great Britain and its outlying islands, but not Ireland, which remained a separate realm under the newly created British crown. On 1 January 1801, the royal arms of Great Britain were superseded by the royal arms of the

United Kingdom of Great Britain and Ireland The United Kingdom of Great Britain and Ireland was a sovereign state in the British Isles that existed between 1801 and 1922, when it included all of Ireland. It was established by the Acts of Union 1800, which merged the Kingdom of Grea ...

, when Great Britain was united with the Kingdom of Ireland by the Acts of Union of 1800 following the suppression of the

Irish Rebellion of 1798 The Irish Rebellion of 1798 ( ga, Éirí Amach 1798; Ulster-Scots: ''The Hurries'') was a major uprising against British rule in Ireland. The main organising force was the Society of United Irishmen, a republican revolutionary group influenced ...

Union of the Crowns and the Commonwealth

After the Acts of Union 1707

Notes

{{Coats of arms of Europe National symbols of Great Britain, Coat of arms Royal arms of European monarchs, Great Britain British coats of arms, Great Britain National coats of arms, Great Britain Coats of arms with unicorns, Great Britain Coats of arms with chains, Great Britain Coats of arms with lions, Great Britain Coats of arms with crowns, Great Britain Coats of arms with fleurs de lis, Great Britain Coats of arms with harps, Great Britain Coats of arms with horses, Great Britain Coats of arms with roses, Great Britain Coats of arms with shamrocks, Great Britain Coats of arms with thistles, Great Britain Coats of arms with crosses, Great Britain