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The United Nations was born out of the ashes of World War II, with the dream of a more peaceful and just world. In 1945, nations came together under this new vision, establishing the UN’s headquarters in New York City. Over the past 80 years, the city has played host to the world body, from temporary locations like Hunter College and Flushing Meadows to the iconic Manhattan headquarters completed in 1952.

Why it matters

New York City’s hosting of the United Nations has been a pivotal part of the organization’s history and global identity. The city’s diversity and status as a global hub made it an ideal location, even as the UN faced logistical challenges in its early years finding suitable temporary spaces. The permanent headquarters’ construction solidified the city’s role in international diplomacy and the UN’s mission.

The details

In the early years, the UN operated out of temporary locations like Hunter College in the Bronx, where the first Security Council meeting on US soil was held in 1946. As the organization grew, it moved to a munitions factory at Lake Success on Long Island, then to the former World’s Fair site in Flushing Meadows, Queens, before settling into its current East River location in Manhattan in 1952 after a generous $8.5 million donation from John D. Rockefeller Jr. secured the 17-acre site.

The first UN Security Council meeting on US soil was held at Hunter College on March 25, 1946.The UN General Assembly met at the Flushing Meadows site in Queens from 1946 to 1950.Construction on the UN’s permanent Manhattan headquarters began in 1948 and was completed in 1952.The UN celebrated its 80th anniversary in 2026.

The players

Trygve Lie

The first Secretary-General of the United Nations, who accepted the $8.5 million donation from John D. Rockefeller Jr. to secure the Manhattan headquarters site.

John D. Rockefeller Jr.

The American industrialist who donated $8.5 million to help secure the Manhattan site for the UN’s permanent headquarters.

Eleanor Roosevelt

A US delegate to the UN and the driving force behind the Universal Declaration of Human Rights.

Warren R. Austin

The US Ambassador who chaired the committee responsible for developing the UN campus.

Chris McNickle

A historian who believes New York City is the ideal location for the United Nations.

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What they’re saying

“I think if the United Nations works, it’ll be the most wonderful thing that ever happened to us.”

— Bystander

“The United Nations stands, held in God’s law, as the foremost man-made instrument for the solution of problems and for unifying the peoples of the world.”

— Warren R. Austin, US Ambassador

“New York City is the great immigrant city of the world. It’s a statement that the city makes that people from all walks of life, from all parts of the world, every race, every colour, every creed, every religion, that we can all work together and get along, and I think it remains true today.”

— Chris McNickle, Historian

What’s next

The UN will continue to celebrate its 80th anniversary throughout 2026 with a series of events and initiatives highlighting its history and global impact.

The takeaway

New York City’s role as the longtime home of the United Nations has cemented its status as a global hub for diplomacy and international cooperation, showcasing the city’s diversity and commitment to bringing the world together.