
Guantánamo Bay (, ) is a bay in
Guantánamo Province
Guantánamo is the easternmost province of Cuba. Its capital is also called Guantánamo. Other towns include Baracoa. The province has the only land border of the U.S. Navy base at Guantánamo Bay.
Overview
Guantánamo's architecture and cultu ...
at the southeastern end of
Cuba
Cuba, officially the Republic of Cuba, is an island country, comprising the island of Cuba (largest island), Isla de la Juventud, and List of islands of Cuba, 4,195 islands, islets and cays surrounding the main island. It is located where the ...
. It is the largest
harbor
A harbor (American English), or harbour (Commonwealth English; see spelling differences), is a sheltered body of water where ships, boats, and barges can be moored. The term ''harbor'' is often used interchangeably with ''port'', which is ...
on the south side of the island and it is surrounded by steep hills which create an enclave that is cut off from its immediate
hinterland
Hinterland is a German word meaning the 'land behind' a city, a port, or similar. Its use in English was first documented by the geographer George Chisholm in his ''Handbook of Commercial Geography'' (1888). Originally the term was associated wi ...
.
The
United States
The United States of America (USA), also known as the United States (U.S.) or America, is a country primarily located in North America. It is a federal republic of 50 U.S. state, states and a federal capital district, Washington, D.C. The 48 ...
assumed territorial control over the southern portion of Guantánamo Bay under the
1903 Lease. The United States exercises jurisdiction and control over this territory as the home of the
Guantanamo Bay Naval Base
Guantanamo Bay Naval Base (), officially known as Naval Station Guantanamo Bay or NSGB, (also called GTMO, pronounced Gitmo as jargon by the U.S. military) is a United States military base located on of land and water on the shore of Guant ...
, while recognizing that Cuba retains ultimate
sovereignty
Sovereignty can generally be defined as supreme authority. Sovereignty entails hierarchy within a state as well as external autonomy for states. In any state, sovereignty is assigned to the person, body or institution that has the ultimate au ...
.
Climate
Guantánamo Bay has a
hot semi-arid climate
A semi-arid climate, semi-desert climate, or steppe climate is a dry climate sub-type. It is located on regions that receive precipitation below potential evapotranspiration, but not as low as a desert climate. There are different kinds of sem ...
according to the
Köppen climate classification
The Köppen climate classification divides Earth climates into five main climate groups, with each group being divided based on patterns of seasonal precipitation and temperature. The five main groups are ''A'' (tropical), ''B'' (arid), ''C'' (te ...
, with high temperatures throughout the year. Rainfall is rather low, and it is one of the driest regions in Cuba.
U.S. control of Guantánamo Bay

The United States first seized Guantánamo Bay and established a naval base there in 1898 during the
Spanish–American War
The Spanish–American War (April 21 – August 13, 1898) was fought between Restoration (Spain), Spain and the United States in 1898. It began with the sinking of the USS Maine (1889), USS ''Maine'' in Havana Harbor in Cuba, and resulted in the ...
in the
Battle of Guantánamo Bay
A battle is an occurrence of combat in warfare between opposing military units of any number or size. A war usually consists of multiple battles. In general, a battle is a military engagement that is well defined in duration, area, and force c ...
.
[Nofi, A.A., 1995, The Spanish–American War, 1898, Pennsylvania: Combined Books, ] In 1903, the United States and Cuba signed a lease granting the United States permission to use the land as a coaling and naval station. The lease satisfied the
Platt Amendment, passed by the
United States Congress
The United States Congress is the legislature, legislative branch of the federal government of the United States. It is a Bicameralism, bicameral legislature, including a Lower house, lower body, the United States House of Representatives, ...
, which stated that a naval base at "certain specific points agreed upon by the President of the United States" was needed to "enable the United States to maintain the independence of Cuba."
History

The original inhabitants of the bay, the
Taíno
The Taíno are the Indigenous peoples of the Caribbean, Indigenous peoples of the Greater Antilles and surrounding islands. At the time of European contact in the late 15th century, they were the principal inhabitants of most of what is now The ...
s, called it ''Guantánamo''.
Christopher Columbus
Christopher Columbus (; between 25 August and 31 October 1451 – 20 May 1506) was an Italians, Italian explorer and navigator from the Republic of Genoa who completed Voyages of Christopher Columbus, four Spanish-based voyages across the At ...
landed in 1494, naming it ''Puerto Grande''.
[ Gott, Richard ''Cuba: A new history'', Yale University Press: 2004] On landing, Columbus' crew found Taíno fishermen preparing a feast for the local chieftain. When
Spanish settlers took control of Cuba, the bay became a vital harbor on the island's south side.
The bay was briefly renamed as "Cumberland Bay" when a
British
British may refer to:
Peoples, culture, and language
* British people, nationals or natives of the United Kingdom, British Overseas Territories and Crown Dependencies.
* British national identity, the characteristics of British people and culture ...
expeditionary force captured it in 1741 during the
War of Jenkins' Ear
The War of Jenkins' Ear was fought by Kingdom of Great Britain, Great Britain and History of Spain (1700–1808), Spain between 1739 and 1748. The majority of the fighting took place in Viceroyalty of New Granada, New Granada and the Caribbean ...
. British Admiral,
Edward Vernon
Admiral Edward Vernon (12 November 1684 – 30 October 1757) was a Royal Navy officer and politician. He had a long and distinguished career, rising to the rank of admiral after 46 years service. As a vice admiral during the War of Jenkins' E ...
, arrived with a force of eight warships and 4,000 soldiers with plans to march on
Santiago de Cuba
Santiago de Cuba is the second-largest city in Cuba and the capital city of Santiago de Cuba Province. It lies in the southeastern area of the island, some southeast of the Cuban capital of Havana.
The municipality extends over , and contains t ...
. However, local Spanish colonial troops defeated him and forced him to withdraw or face becoming a
prisoner
A prisoner, also known as an inmate or detainee, is a person who is deprived of liberty against their will. This can be by confinement or captivity in a prison or physical restraint. The term usually applies to one serving a Sentence (law), se ...
.
In late 1760, two
Royal Navy
The Royal Navy (RN) is the naval warfare force of the United Kingdom. It is a component of His Majesty's Naval Service, and its officers hold their commissions from the King of the United Kingdom, King. Although warships were used by Kingdom ...
frigate
A frigate () is a type of warship. In different eras, the roles and capabilities of ships classified as frigates have varied.
The name frigate in the 17th to early 18th centuries was given to any full-rigged ship built for speed and maneuvera ...
s, and
HMS ''Boreas'' cut out the French
privateer
A privateer is a private person or vessel which engages in commerce raiding under a commission of war. Since robbery under arms was a common aspect of seaborne trade, until the early 19th century all merchant ships carried arms. A sovereign o ...
s ''Vainquer'' and ''Mackau'', which were hiding in the bay. The French were also forced to burn the ''Guespe'', another privateer, to prevent her capture.
During the
Spanish–American War
The Spanish–American War (April 21 – August 13, 1898) was fought between Restoration (Spain), Spain and the United States in 1898. It began with the sinking of the USS Maine (1889), USS ''Maine'' in Havana Harbor in Cuba, and resulted in the ...
of 1898, the
U.S. Navy fleet attacking Santiago needed shelter from the summer hurricane season. They chose Guantánamo because of its excellent harbor.
U.S. Marines landed with naval support in the
invasion of Guantánamo Bay in June 1898. As they moved inland, however,
Spanish resistance increased, and the Marines required support from Cuban scouts.
Guantanamo Bay is of interest to U.S. military planners due to its geographical location in the Caribbean. It became a strategic location in defending the Panama Canal and the southern US coast. It was also a natural haven for naval vessels in the region. Due to other factors, it pushed the US to consider the area as a suitable location for a Naval Base.
The
Guantanamo Bay Naval Base
Guantanamo Bay Naval Base (), officially known as Naval Station Guantanamo Bay or NSGB, (also called GTMO, pronounced Gitmo as jargon by the U.S. military) is a United States military base located on of land and water on the shore of Guant ...
surrounds the southern portion of the bay.
The naval base, nicknamed "GTMO" or "Gitmo", covers on the western and eastern banks of the bay. It was established in 1898, when the United States took control of Cuba from Spain following the
Spanish–American War
The Spanish–American War (April 21 – August 13, 1898) was fought between Restoration (Spain), Spain and the United States in 1898. It began with the sinking of the USS Maine (1889), USS ''Maine'' in Havana Harbor in Cuba, and resulted in the ...
. The newly-formed American
protectorate
A protectorate, in the context of international relations, is a State (polity), state that is under protection by another state for defence against aggression and other violations of law. It is a dependent territory that enjoys autonomy over ...
incorporated the
Platt Amendment in the
1901 Cuban Constitution.
Tomás Estrada Palma
Tomás Estrada Palma (; July 9, 1835 – November 4, 1908) was a Cuban politician, the president of the Republic of Cuba in Arms during the Ten Years' War, and the first President of Cuba, between May 20, 1902, and September 28, 1906.
His colla ...
, the first President of Cuba, offered a perpetual lease for the area around Guantánamo Bay on February 23, 1903. The 1903
Cuban–American Treaty of Relations held, among other things, that the United States, to operate coaling and naval stations, has "complete jurisdiction and control" of the Guantánamo Bay, while recognizing that the Republic of Cuba retains ultimate sovereignty.
In 1934, a new
Cuban-American Treaty of Relations, reaffirming the lease, granted Cuba and its trading partners free access through the bay, modified the lease payment from $2,000 in U.S. gold coins per year to the 1934 equivalent value of $4,085 in U.S. dollars, and made the lease permanent unless both governments agreed to break it, or until the U.S. abandoned the base property.
After the
Cuban Revolution
The Cuban Revolution () was the military and political movement that overthrew the dictatorship of Fulgencio Batista, who had ruled Cuba from 1952 to 1959. The revolution began after the 1952 Cuban coup d'état, in which Batista overthrew ...
of 1953–1959,
United States President
The president of the United States (POTUS) is the head of state and head of government of the United States. The president directs the executive branch of the federal government and is the commander-in-chief of the United States Armed For ...
Dwight D. Eisenhower
Dwight David "Ike" Eisenhower (born David Dwight Eisenhower; October 14, 1890 – March 28, 1969) was the 34th president of the United States, serving from 1953 to 1961. During World War II, he was Supreme Commander of the Allied Expeditionar ...
insisted that the status of the base remain unchanged, despite the objections of
Fidel Castro
Fidel Alejandro Castro Ruz (13 August 1926 – 25 November 2016) was a Cuban politician and revolutionary who was the leader of Cuba from 1959 to 2008, serving as the prime minister of Cuba from 1959 to 1976 and President of Cuba, president ...
. Since then, the Cuban government has cashed only one of the rent cheques from the U.S. government, and even then, according to Castro, only because of "confusion" in the early days of the Cuban revolution. The remaining uncashed cheques, made out to "Treasurer General of the Republic" (a title that ceased to exist after the revolution), were kept in Castro's office, stuffed into a desk drawer.
In the 1990s, the United States used Guantanamo Bay as a processing center for asylum-seekers and as a camp for HIV-positive refugees. Over a period of six months, the US interned over 30,000 Haitian refugees in Guantanamo, while another 30,000 fled to the
Dominican Republic
The Dominican Republic is a country located on the island of Hispaniola in the Greater Antilles of the Caribbean Sea in the Atlantic Ocean, North Atlantic Ocean. It shares a Maritime boundary, maritime border with Puerto Rico to the east and ...
. Eventually, the US admitted 10,747 of the Haitians to refugee status in the United States. Most of the refugees were housed in a tent city on the re-purposed airstrip that would later be used to house the complex used for the
Guantanamo military commissions. The refugees who represented discipline or security problems were held on the site that later became
Camp XRay, the initial site of the
Guantanamo Bay detention camp
The Guantanamo Bay detention camp, also known as GTMO ( ), GITMO ( ), or simply Guantanamo Bay, is a United States military prison within Naval Station Guantanamo Bay (NSGB), on the coast of Guantánamo Bay, Cuba. It was established in 2002 by p ...
. In August 1994, rioting broke out in the detention camps and 20 U.S. military police and 45 Haitians were injured.
Since 2002, the base has included detention of individuals deemed of risk to United States national security. In 2009, the U.S. President,
Barack Obama
Barack Hussein Obama II (born August 4, 1961) is an American politician who was the 44th president of the United States from 2009 to 2017. A member of the Democratic Party, he was the first African American president in American history. O ...
, gave orders for the detention camp to close by January 22, 2010. , it remains open due to a congressional refusal of funds for its closure.
Alfred-Maurice de Zayas has argued that the 1903 lease agreement was imposed on Cuba under duress and was a treaty between unequals, no longer compatible with modern international law, and voidable ''
ex nunc''. He makes six suggestions for a peaceful settlement, including following the procedure outlined in the
Vienna Convention on the Law of Treaties
The Vienna Convention on the Law of Treaties (VCLT) is an international agreement that regulates treaties among sovereign states.
Known as the "treaty on treaties", the VCLT establishes comprehensive, operational guidelines, rules, and proced ...
. However, Article 4 of the Vienna Convention states that its provisions do not apply to past treaties retroactively.
In January 2025, U.S. President
Donald Trump
Donald John Trump (born June 14, 1946) is an American politician, media personality, and businessman who is the 47th president of the United States. A member of the Republican Party (United States), Republican Party, he served as the 45 ...
, said the US would
send to and detain migrants in the
base, resuming a practice that the US had employed at Guantanamo Bay previously over decades for migrants intercepted at sea.
See also
*
Cuba–United States relations
Modern diplomatic relations between Cuba and the United States are cold, stemming from historic conflict and divergent political ideologies. The two nations restored diplomatic relations on July 20, 2015, after relations had been severed in 196 ...
*
Guantanamo Bay detention camp
The Guantanamo Bay detention camp, also known as GTMO ( ), GITMO ( ), or simply Guantanamo Bay, is a United States military prison within Naval Station Guantanamo Bay (NSGB), on the coast of Guantánamo Bay, Cuba. It was established in 2002 by p ...
*
Platt Amendment: Document to guarantee U.S. Navy lease in Cuba
References
External links
Read Congressional Research Service (CRS) Reports regarding Guantánamo Detaineesnbsp;— The United States' oldest overseas Naval Base
Camp Delta (detainee) MapU.S. Naval Base Guantanamo Bay MapGuantanamo Docket*Human Rights First
In Pursuit of Justice: Prosecuting Terrorism Cases in the Federal Courts (2009)
{{DEFAULTSORT:Guantanamo Bay
Guantanamo Bay
Geography of Guantánamo Province
Bays of Cuba
Spanish–American War
Cuba–United States relations