| United Kingdom of Great Britain and Northern Ireland |
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|
Anthem: "God Save the Queen"[nb 1]
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Capital
(and largest city) | London
51°30′N0°7′W / 51.5°N 0.117°W / 51.5; -0.117 |
| Official language(s) | English[1][2] |
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| Recognised regional languages | Irish, Scottish Gaelic, Scots and Ulster Scots, Welsh, Cornish[nb 2] |
Ethnic groups (2001
See: UK ethnic groups list[4]) | 92.1% White
4.0% South Asian
2.0% Black
1.2% Mixed
0.4% Chinese
0.4% Other |
| Demonym | British or Briton |
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| Government | Unitaryparliamentaryconstitutional monarchy |
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| - | Monarch | Elizabeth II |
| - | Prime Minister | David CameronMP |
| Legislature | Parliament |
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| - | Upper house | House of Lords |
| - | Lower house | House of Commons |
| Formation |
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| - | Acts of Union 1707 | 1 May 1707 |
| - | Acts of Union 1800 | 1 January 1801 |
| - | Anglo-Irish Treaty | 12 April 1922 |
| Area |
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| - | Total | 243,610 km2 (80th)
94,060 sq mi |
| - | Water (%) | 1.34 |
| Population |
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| - | 2011 estimate | 63,162,000[5][6] (22nd) |
| - | 2001 census | 58,789,194[7] |
| - | Density | 255.6/km2 (51st)
661.9/sq mi |
| GDP (PPP) | 2012 estimate |
| - | Total | $2,308.503 Billion[8] |
| - | Per capita | $36,605.022[8] |
| GDP (nominal) | 2012 estimate |
| - | Total | $2,452.689 trillion[8] |
| - | Per capita | $38,891.321[8] |
| Gini (2008–09) | 41[9] |
| HDI (2011) | 0.863[10] (very high) (28th) |
| Currency | Pound sterling (GBP) |
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| Time zone | GMT(UTC+0) |
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| - | Summer (DST) | BST (UTC+1) |
| Date formats | dd/mm/yyyy (AD) |
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| Drives on the | left[nb 3] |
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| ISO 3166 code | GB |
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| Internet TLD | .uk[nb 4] |
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| Calling code | 44 |
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| 1 | A second coat of arms is used in Scotland |
