British Overseas Territories
The British Overseas Territories include Pitcairn, where just 49 people live, all of them on the one island that gives the territory its name. Pitcairn was settled by survivors of the mutiny on the Bounty, and it is the smallest settled territory in the group. It is one of fourteen territories that remain under United Kingdom sovereignty while lying outside the British Islands. Britain is the only country that still holds territory on every continent except Australia. How did a scatter of islands, bases and frozen research stations outlast an empire that once covered nearly a quarter of the world's land? Who governs places so small and so far from London, and who lives in them? And why do other nations insist that some of these places belong to them?
English fishermen were setting up seasonal camps in Newfoundland during the 16th century, and that informal arrangement is often counted as the first colony. Settlements of this kind were generally called plantations. Newfoundland is now a province of Canada.
The settlement of Jamestown in 1607 became the first permanent English colony in North America to succeed, after failures that included Roanoke. At that time the name Virginia was applied to North America in general. Bermuda was settled by accident. The Virginia Company's flagship was wrecked there in 1609, and the company's charter was extended in 1612 to cover the archipelago.
St. George's, the town founded on Bermuda in 1612, is still the oldest continuously inhabited British settlement in the New World. Some historians go further. Because it predates the 1619 conversion of James Fort into Jamestown, they call St. George's the first successful English town in the New World. Bermudians also shaped the transatlantic empire through maritime commerce, the settlement of the continent and the West Indies, and privateers that projected naval power. Those roles are generally underestimated.
The empire reached its territorial peak in the 1920s, having taken in nearly a quarter of the world's land mass, including large populations in Asia and Africa. Earlier, from the middle of the 19th century, the larger settler colonies had become self-governing. Canada federated in 1867, Australia in 1901 and South Africa in 1910. By the 1920s these colonies were known as dominions, and the Statute of Westminster in 1931 gave them almost full independence.
After the Second World War, most British colonies in Africa, Asia and the Caribbean chose independence. Some became Commonwealth realms that kept the monarch as head of state. Most former colonies and protectorates joined the Commonwealth of Nations, a voluntary association of equal members with around 2.2 billion people.
Until the 1st of January 1983, the territories were officially called the Crown Colonies. They were then renamed British Dependent Territories. In 2002 Parliament passed the British Overseas Territories Act, which introduced the present name.
Southern Rhodesia, now Zimbabwe, became independent in 1980, and British Honduras, now Belize, followed in 1981. The last major colony was then Hong Kong, with over 5 million people. Britain and China negotiated the Sino-British Joint Declaration, and Hong Kong became a special administrative region of China in 1997. The deal aimed to preserve its capitalist economy and way of life for at least 50 years. With Hong Kong gone, George Town in the Cayman Islands became the largest city among the dependent territories, helped by a population that grew 26 percent between 2010 and 2021.
About 250,000 people live across the territories, and two of them hold half of that total. The Cayman Islands and Bermuda are the largest by population, and the Caymans alone account for 28 percent. Excluding the Antarctic territory, the combined land area of all the territories is only 18015 km2. The smallest by land is Gibraltar, which sits at the southern tip of the Iberian Peninsula.
The Falkland Islands are a tight archipelago made up of East Falkland, West Falkland and over 700 smaller islands. In Montserrat, the official capital Plymouth was abandoned after the eruption of the Soufrière Hills volcano. Brades serves as the de facto capital instead. The British Virgin Islands centre on Tortola, Virgin Gorda, Anegada and Jost Van Dyke. The Turks and Caicos Islands form the south-eastern part of the Lucayan Archipelago, shared with the Bahamas.
Saint Helena, Ascension and Tristan da Cunha form one territory strung across the South Atlantic. Its islands are the peaks of a chain of seamounts running 3642 km from Ascension down to Tristan da Cunha. Saint Helena lies about 1300 km south-east of Ascension. The Gough and Inaccessible Islands and the three uninhabited Nightingale isles lie south-west of Cape Town, near Tristan da Cunha.
Language follows the same patchwork. Gibraltar has Yanito, a blend of English and Spanish. The Pitcairn Islands have Pitkern, and Akrotiri and Dhekelia have Greek. Most of the non-English languages in the territories contain a great deal of English, as a root or through code-switching.
Three territories have no civilian inhabitants. The British Antarctic Territory has five research stations, with about 50 people in winter and over 400 in summer, and Rothera is the main base. South Georgia and the South Sandwich Islands, once used as a whaling station, now host only officials and researchers at King Edward Point. For a stretch from 1992 to 2006, South Georgia did have a full-time population of two. On Tristan da Cunha, nine weather personnel are non-permanent residents. The third empty territory is the British Indian Ocean Territory, which the Chagossians were forced to leave between 1968 and 1973, when they were moved to Mauritius and the United Kingdom.
In every territory the British monarch is head of state, and a personal representative exercises the monarch's executive power. Where a permanent population exists, the monarch appoints a governor on the advice of the British government. In 2019, all but two governors were career diplomats or had worked in other civil service departments. The other two were former members of the armed forces.
Where no one lives permanently, a commissioner is usually appointed instead. A commissioner has the same powers as a governor and also acts as head of government. Saint Helena, Ascension and Tristan da Cunha, along with the Pitcairn Islands, add administrators to the picture. Ascension and Tristan da Cunha each have one, while Pitcairn's administrator lives on the island and the governor is based in New Zealand.
A ruling by the Lords in 2005, known as Ex parte Quark, changed how the Crown's authority works. It held that the King acts as King of each territory, not on the advice of the UK government, apart from Britain's international responsibilities. Governors now act on the advice of each territory's executive, and London can no longer disallow laws passed by territorial legislatures. The governor serves as de facto head of state, usually appoints the head of government, and liaises with London.
The local arrangements vary widely. Pitcairn has an elected mayor and Island Council, but the governor approves their decisions and keeps near-unlimited powers of plenary legislation. Bermuda has been self-governed since 1620 and has a bicameral Parliament with a Senate and a House of Assembly, led by a premier. Gibraltar adopted its 2006 constitution by referendum, and its elected chief minister heads a Parliament, while defence, external affairs and internal security stay with the governor.
On the 11th of November 2020, the Cayman Islands approved constitutional reforms that created a Parliament and reduced the governor's power. The Turks and Caicos Islands adopted a new constitution on the 9th of August 2006, which greatly increased their autonomy. Akrotiri and Dhekelia have no elected government at all. The Commander British Forces Cyprus acts as administrator, and local laws are kept as close as possible to those of the Republic of Cyprus.
Each territory has its own legal system based largely on English common law, with its own attorney general and courts. For the smaller territories, the United Kingdom may send a UK-based lawyer or judge. This matters most in serious cases where no jury can be found who do not know the defendant. The 2004 Pitcairn Islands sexual assault trial is an example. The final court of appeal for every territory is the Judicial Committee of the Privy Council in London.
The territories generally run their own police forces, and senior officers may be recruited or seconded from UK agencies. Bermuda has an Airport Security Police, and Gibraltar has the Gibraltar Defence Police.
In London, the Foreign, Commonwealth and Development Office looks after the territories through its Overseas Territories Directorate. Akrotiri and Dhekelia answer instead to the Ministry of Defence. A Joint Ministerial Council of UK ministers and territory leaders has met annually since 2012, the year the Foreign Office published The Overseas Territories: security, success and sustainability. As of 2019, only Montserrat, Saint Helena, Pitcairn and Tristan da Cunha received budgetary aid, though other funds such as the Good Government Fund and the Economic Diversification Programme Budget exist. The inhabited territories also keep representative offices in London, and the United Kingdom Overseas Territories Association speaks for them there.
Admiral Sir George Rooke led the force that captured Gibraltar in 1704, acting for the Grand Alliance on behalf of the Archduke Charles, a pretender to the Spanish throne. Spanish attempts to regain the rock failed. Under the 1713 Treaty of Utrecht, which settled the War of the Spanish Succession, Gibraltar was ceded to the Kingdom of Great Britain. Spain still claims it.
Argentina claims the Falkland Islands as the Malvinas. In the Falklands War of 1982, Argentinian forces invaded and briefly occupied the islands. They also occupied South Georgia and the South Sandwich Islands, which Argentina likewise claims.
In Antarctica, the British Antarctic Territory overlaps with claims made by both Argentina and Chile. Under the holding measures of the Antarctic Treaty System, such claims cannot currently be advanced. Four of the six other sovereign nations that claim Antarctic territory recognise the British claim, but most countries recognise no claim there at all.
The United Nations adds another layer. Of the eleven territories with permanent populations, all except Akrotiri and Dhekelia remain on the UN Special Committee on Decolonization's list of non-self-governing territories. They were listed when the UK joined the UN in 1945. Article 73 obliges Britain "to develop self-government" and "to take due account of the political aspirations of the peoples" concerned.
The longest-running dispute concerns the Chagos Archipelago. Mauritius argues that Britain acted unlawfully in separating the archipelago from British Mauritius in 1965, three years before Mauritian independence. The case went to the International Court of Justice in 2017. Its advisory opinion of the 25th of February 2019 supported Mauritius.
On the 3rd of October 2024, British Prime Minister Keir Starmer and Mauritian Prime Minister Pravind Jugnauth jointly announced that the UK would cede sovereignty. Diego Garcia is excluded from any resettlement, and the UK will keep administering it for at least 99 years. The agreement was finalised in May 2025 and awaits entry into force. Legislation will also amend the British Nationality Act 1981 so the territory is no longer counted as an overseas territory once Parliament ratifies the treaty.
The Chagossians fought their own legal battle. They won a High Court judgement allowing them to return, but an Order in Council overrode it. The House of Lords then decided in the government's favour, which ended their legal options in the United Kingdom. In 2025 the Chagossian community elected Misley Mandarin as First Minister of a Chagossian Government in Exile. In 2026 he and a small group, including some born on the islands before the removals, landed at Île du Coin to try to found a permanent civilian settlement. The government of the territory does not recognise them and has served an eviction notice.
On the 15th of May 2023, two stained-glass windows were unveiled in the Speaker's House at the New Palace of Westminster. They carry the heraldic shields of the territories and the arms of the three Crown Dependencies. Speaker Sir Lindsay Hoyle said, "The two windows represent part of our United Kingdom family." The legal reality of that family has been less tidy.
From 1949 to 1983, residents of the UK and of the territories shared the status of Citizenship of the UK and Colonies. The Commonwealth Immigrants Act 1968 then removed most overseas residents' automatic right to live in the UK. Only those born in the UK, or with a parent or grandparent born there, kept it. In 1983 the British Nationality Act 1981 replaced the old status with British Dependent Territories citizenship, which carried no right of abode in the UK or any territory.
There were two exceptions. Falkland Islanders were automatically made British citizens by the British Nationality (Falkland Islands) Act 1983, because of the Falklands War with Argentina. Gibraltarians were given the right to register as British citizens on request, owing to Gibraltar's membership of the European Economic Area and the European Economic Community.
Five years after Hong Kong's handover in 1997, Britain amended the 1981 Act. Every holder of the status was given full British citizenship without restriction, and the status was renamed British Overseas Territories citizenship. Only people solely connected with Akrotiri and Dhekelia were excluded, since their residents already held Cypriot citizenship. The change restored the right of abode in the UK after a 34-year gap from 1968 to 2002. About 7,000 civilians live in the Sovereign Base Areas, and permanent residency there is limited to citizens of Cyprus.
During Britain's membership of the European Union, Gibraltar was the only territory inside it. It was outside the customs union and the Common Agricultural Policy, and it was represented in the European Parliament through the South West England constituency. Territory residents held EU citizenship alongside British citizenship, giving them free movement across member states. The Sovereign Base Areas were never part of the EU, yet they use the euro. Before the 1st of January 2008 they used the Cypriot pound.
The territories have no official representation in the UK Parliament. They rely on an all-party parliamentary group and on petitions to the UK government. The UK Independence Party and the Liberal Democrats have endorsed calls for direct representation, as have some Conservative and Labour backbenchers.
On the 29th of January 2024, Gibraltar's Chief Minister Fabian Picardo told the House of Commons Procedure Committee about a recent change. Under the "Votes for Life" policy, any Gibraltarian who once lived in the UK, such as a student, can register to vote in general elections. Yet there is still no formal mechanism to make sure Gibraltar's interests are represented, and he said the territory depends on individual MPs choosing to take an interest. He suggested that the evolving devolution landscape could offer a framework for solving the problem.
Bermuda became the primary Royal Navy base in North America after the independence of the United States. It was designated an Imperial fortress, with an admiralty, a dockyard, a naval squadron and a considerable garrison. The British government came to see it as a base rather than a colony. It became known as Fortress Bermuda and the Gibraltar of the West, and, like Gibraltar, it is nicknamed "The Rock".
Four air bases operated on Bermuda during the Second World War, run by the Royal Air Force, the Royal Navy, the United States Navy and the United States Army and Army Air Forces. Canada and the United States also built bases there, which lasted through the Cold War. Since 1995 the military presence has shrunk to the local territorial battalion, the Royal Bermuda Regiment.
Gibraltar was designated an Imperial fortress too, alongside Bermuda, Malta and Halifax in Nova Scotia. It has a Royal Navy dockyard, now operating as Gibdock, an RAF station used by the RAF and NATO, and a local infantry garrison called the Royal Gibraltar Regiment. Spain, though itself a NATO member, has banned all visits to Gibraltar by non-UK craft. Even RAF fighter aircraft are refused, and only transport planes are allowed.
On Diego Garcia, a large naval base and airbase is leased to the United States until 2036 unless the lease is renewed. RAF Ascension Island is used by both the Royal Air Force and the United States Air Force. The British Forces Falkland Islands combine the British Army, the Royal Air Force and the Royal Navy with the local Falkland Islands Defence Force. Akrotiri and Dhekelia are maintained as strategic British bases in the eastern Mediterranean.
The Royal Montserrat Defence Force, historically connected with the Irish Guards, is a body of twenty volunteers whose duties are mainly ceremonial. Two newer units were formed in 2020, the Cayman Islands Regiment and the Turks and Caicos Islands Regiment. Each is a single territorial infantry battalion of the British Armed Forces.
The Blue Ensign, with the Union Flag in the upper corner and the territory's coat of arms on the right, is the traditional design for the territories' flags. Bermuda flies a Red Ensign instead. The British Antarctic Territory uses a White Ensign without the overall cross of St. George. The British Indian Ocean Territory's Blue Ensign carries wavy lines to symbolise the sea, and Gibraltar uses a banner of its coat of arms. Akrotiri and Dhekelia have no flag of their own, only the Union Flag.
Mottoes add personality. Gibraltar's Latin motto, "Nulli expugnabilis hosti", means "No enemy shall expel us". South Georgia and the South Sandwich Islands chose "Leo terram propriam protegat", or "Let the lion protect his own land".
In 2021, submissions for city status were invited to mark the Platinum Jubilee of Elizabeth II, and Crown Dependencies and overseas territories could take part for the first time. The applicants from the territories were George Town, Gibraltar and Stanley. Researchers at The National Archives then discovered that Gibraltar had been named a city long before, and that the status was still in effect. It had been missing from the official list of cities for 140 years. Stanley later won the honour, and Hamilton in Bermuda and Jamestown on Saint Helena are also counted as cities.
Bermuda, the British Virgin Islands and the Cayman Islands are the only territories with recognised National Olympic Committees, and all three sent teams to the 2016 Summer Olympics. Athletes from the other territories who hold British passports may compete for Great Britain. At London 2012, Shara Proctor of Anguilla, Jenaya Wade-Fray of Bermuda and Georgina Cassar of Gibraltar qualified for Team GB. Delano Williams of the Turks and Caicos Islands missed the cut. Gibraltar's national football team was accepted into UEFA in 2013, and it earned 0 points in qualifying for the 2018 World Cup.
The territories hold more biodiversity than the entire UK mainland, with at least 180 endemic plant species against only 12 on the mainland. Henderson Island in the Pitcairn Islands, and Gough and Inaccessible Islands in Tristan da Cunha, are UNESCO World Heritage Sites. Saint Helena, the Turks and Caicos Islands and Gibraltar's Gorham's Cave Complex are on the UK's tentative list for future listing. The territories also contain parts of three biodiversity hotspots, in the Caribbean Islands, the Mediterranean Basin and the Oceania ecozone.
The UK created the Chagos Marine Protected Area, the largest continuous marine protected area in the world. In 2015 it announced funding for a larger reserve around the Pitcairn Islands. In January 2016 it announced its intention to protect waters around Ascension Island, covering 234,291 km2, with half of that closed to fishing.
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Common questions
How many British Overseas Territories are there?
There are fourteen British Overseas Territories, all dependent territories of the United Kingdom that lie outside the British Islands. Together they hold about 250,000 people and cover 18015 km2 of land, excluding the vast British Antarctic Territory.
What is the smallest settled British Overseas Territory?
The Pitcairn Islands are the smallest settled territory, with 49 inhabitants who all live on Pitcairn itself. The island was settled by survivors of the mutiny on the Bounty.
Which British Overseas Territory is the oldest?
Bermuda is the oldest British Overseas Territory. It was settled accidentally in 1609 after the Virginia Company's flagship was wrecked there, and the company's charter was extended to include it in 1612.
Who is the head of state of the British Overseas Territories?
The British monarch is head of state in every British Overseas Territory. The monarch is represented by a governor in territories with permanent populations and usually by a commissioner in those without.
When did the British Overseas Territories get their current name?
The current name came from the British Overseas Territories Act 2002. Until the 1st of January 1983 the territories were called the Crown Colonies, and they were then renamed British Dependent Territories.
What is happening to the British Indian Ocean Territory?
The United Kingdom agreed to cede sovereignty of the British Indian Ocean Territory to Mauritius, with the agreement finalised in May 2025 and pending entry into force. Diego Garcia is excluded from resettlement, and the UK will administer it for at least 99 years.
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