The name "Great Britain and Northern Ireland" was introduced in 1927 by the Royal and Parliamentary Titles Act to reflect the fact that de facto independence of the Irish Free State, which was created by the partition of Ireland in 1922, leaving Northern Ireland as the only part of the island Ireland is still in England. Prior to this, the Acts of Union 1800, which brings together the British Empire and the Kingdom of Ireland in 1801, has given a new country the name of the United Kingdom and Ireland. England prior to 1801 are sometimes referred to as "United Kingdom". However, Section 1 of the 1707 Acts of the Union stated that England and Scotland is "U.S. One to the Kingdom by the English name". united kingdom term is found in informal usage during the 18th century to describe the new state, but only became official with the union with Ireland in 1801.
Although the UK, as a sovereign state, is a country, England, Scotland, Wales and (more controversially) Northern Ireland is also known as a country, although they are not sovereign states and only Scotland, Wales and Northern Ireland have been given self-government. The site is British Prime Minister has used the term "state within a state" to describe the UK. With regard to Northern Ireland, a descriptive name that is used "may be controversial, with a choice of one's political preferences often reveal it." Other terms used for Northern Ireland including the "territory" and "provincial".
England is often referred to as English. British government sources often use this term as a short form for England, while the mass media style guides generally allow its use but suggests that the long-term English to refer only to England, Scotland and Wales. However, some foreign usage, especially in the United States, using English as a loose synonym for England. In addition, the British Olympic team that competed under the name "Britain" or "Team GB". GB and GBR is the standard for the UK country code (see ISO 3166-2 and ISO 3166-1 alpha-3) and consequently are often used by international organizations to refer to the UK.
In 2006, a new British passport to enter the design into use. The first page of the passport showing the name of the long form in English, Welsh and Scottish Gaelic. In Welsh, the name of the long form of the state is "Teyrnas Unedig Prydain Fawr a Iwerddon Gogledd" with "Teyrnas Unedig" is used as the name of the short form on the government website. In Scottish Gaelic, the long form "Rìoghachd Aonaichte na Eireann moire Breatainne a Tuath".
English adjectives commonly used to refer to matters relating to the UK. Although this term has no definite legal connotation, it is used in the statute to refer to the United Kingdom citizenship. However, the English uses a number of different terms to describe their national identity. Some may identify themselves as British, or English and the English, Scottish, Welsh, or Northern Ireland. Other people may identify themselves as the only British, Irish Scottish, Welsh or Northern and not English. In Northern Ireland, some describe themselves as only the Irish.