Viewed across the East River from Roosevelt Island in 2008; from left to right: Secretariat, Conference Building, and General Assembly. In the background are the Empire State Building, Tudor City, and other high-rise buildings.
Members of the United Nations
Map of the United Nations headquarters in Dutch. The green rectangle is the Dag Hammarskjöld Library, the purple rectangle is the Secretariat, the blue trapezoid is the Conference Building, and the grey shape is the General Assembly Building
1943 sketch by Franklin Roosevelt of the UN original three branches: The Four Policemen, an executive branch, and an international assembly of forty UN member states
UN Secretary-General Dag Hammarskjöld in front of the General Assembly building (1950s)
The UN in 1945: founding members in light blue, protectorates and territories of the founding members in dark blue
Flags of the member states, arranged in alphabetical order
Dag Hammarskjöld was a particularly active secretary-general from 1953 until his death in 1961.
View from First Avenue towards the library, Secretariat and General Assembly buildings
Kofi Annan, secretary-general from 1997 to 2006
United Nations General Assembly hall
Flags of member nations at the United Nations Headquarters, seen in 2007
Dag Hammarskjöld Library
Mikhail Gorbachev, Soviet general secretary, addressing the UN General Assembly in December 1988
Japanese Peace Bell, made out of coins donated by children
Colin Powell, the US Secretary of State, demonstrates a vial with alleged Iraq chemical weapon probes to the UN Security Council on Iraq war hearings, 5 February 2003
Non-Violence sculpture in front of UN headquarters
Current secretary-general, António Guterres
United Nations Logo in Headquarters
The ICJ ruled that Kosovo's unilateral declaration of independence from Serbia in 2008 did not violate international law.
View of the headquarters in the 1959 MGM thriller North by Northwest by Alfred Hitchcock
Under Sukarno, Indonesia became the first and only country to leave the United Nations.
A Nepalese soldier on a peacekeeping deployment providing security at a rice distribution site in Haiti during 2010
The UN Buffer Zone in Cyprus was established in 1974 following the Turkish invasion of Cyprus.
Eleanor Roosevelt with the Universal Declaration of Human Rights, 1949
Three former directors of the Global Smallpox Eradication Programme reading the news that smallpox has been globally eradicated in 1980
In Jordan, UNHCR remains responsible for the Syrian refugees and the Zaatari refugee camp.
The 2001 Nobel Peace Prize to the UN—diploma in the lobby of the UN Headquarters in New York City
Marking of the UN's 70th anniversary – Budapest, 2015

The United Nations is headquartered in New York City, United States, in a complex designed by a board of architects led by Wallace Harrison and built by the architectural firm Harrison & Abramovitz, with final projects developed by Oscar Niemeyer and Le Corbusier.

- Headquarters of the United Nations

The UN is headquartered on international territory in New York City, and has other main offices in Geneva, Nairobi, Vienna, and The Hague (home to the International Court of Justice).

- United Nations

4 related topics

Alpha

Chiang Kai-shek, Franklin D. Roosevelt and Winston Churchill met at the Cairo Conference in 1943 during World War II.

United Nations Security Council

Chiang Kai-shek, Franklin D. Roosevelt and Winston Churchill met at the Cairo Conference in 1943 during World War II.
British Prime Minister Winston Churchill, US President Franklin D. Roosevelt and Soviet general secretary Joseph Stalin at the Yalta Conference, February 1945
Church House in London where the first Security Council Meeting took place on 17 January 1946
US Secretary of State Colin Powell holds a model vial of anthrax while giving a presentation to the Security Council in February 2003.
United Nations Security Council members of September 2021 by political orientation of the country's head of government. Dark red: International Meeting of Communist and Workers' Parties Red: Progressive Alliance Yellow: Liberal International Blue: International Democrat Union Gray: No international affiliation or independent.
US President Barack Obama chairs a United Nations Security Council meeting.
The meeting room exhibits the United Nations Security Council mural by Per Krohg (1952).
South African soldiers patrolling as part of MONUSCO in 2018
The G4 nations: Brazil, Germany, India, Japan
The Uniting for Consensus: Italy, Pakistan, Spain, Canada, Mexico, Argentina, Turkey, South Korea and others

The United Nations Security Council (UNSC) is one of the six principal organs of the United Nations (UN) and is charged with ensuring international peace and security, recommending the admission of new UN members to the General Assembly, and approving any changes to the UN Charter.

The Security Council generally meets in a designated chamber in the United Nations Conference Building in New York City.

Delegates attending a committee session at Jakarta MUN (JMUN) in Jakarta, Indonesia.

Model United Nations

Delegates attending a committee session at Jakarta MUN (JMUN) in Jakarta, Indonesia.
Conference assembly at Turkish International Model United Nations in Istanbul, Turkey.
Delegates negotiating during an unmoderated caucus
Placard for the United Kingdom in Spanish at the International Model United Nations of Buenos Aires (MINUBA) in Argentina

Model United Nations, also known as Model UN or MUN, is an educational simulation in which students can learn about diplomacy, international relations, and the United Nations.

Although it is not located near the United Nations Headquarters in New York, it is one of the pioneer model United Nations conferences in the world, since it has been founded in 1968 and located in the International Court of Justice's (ICJ) world city of the Hague.

A hearing of the International Mixed Court at Shanghai, c. 1905

Extraterritoriality

State of being exempted from the jurisdiction of local law, usually as the result of diplomatic negotiations.

State of being exempted from the jurisdiction of local law, usually as the result of diplomatic negotiations.

A hearing of the International Mixed Court at Shanghai, c. 1905

Extraterritoriality can also be applied to physical places, such as foreign embassies, military bases of foreign countries, or offices of the United Nations.

United Nations headquarters in New York, United Nations offices in Geneva, Vienna, Nairobi, The Hague (International Court of Justice), Hamburg (International Tribunal for the Law of the Sea), Copenhagen and elsewhere.

UNESCO

Flag of UNESCO
UNESCO offices in Brasília
UNESCO Institute for Water Education in Delft
The Garden of Peace at UNESCO headquarters
Carondelet Palace, Presidential Palace – with changing of the guards. The Historic Center of Quito, Ecuador, is one of the largest, least-altered and best-preserved historic centres in the Americas. This centre was, together with the historic centre of Kraków in Poland, the first to be declared World Heritage Site by UNESCO on 18 September 1978.

The United Nations Educational, Scientific and Cultural Organization (UNESCO; Organisation des Nations unies pour l'éducation, la science et la culture) is a specialised agency of the United Nations (UN) aimed at promoting world peace and security through international cooperation in education, arts, sciences and culture.

New York City – Liaison Office to the United Nations in New York