Why is New York City the unofficial capital of the world?

in

This is the script for my video posted on September 28, 2026. Watch it on TikTok.

There is no capital of the planet Earth. But if there were, it would be New York City, the very city the diplomats who founded the United Nations originally tried to avoid. So how did New York become the world’s de facto capital, and what does this mean for geopolitics?

One of the most famous early plans for a world capital came in 1913, when Hendrik Christian Andersen, a Norwegian-born American sculptor, and French architect Ernest Hébrard proposed an entire city dedicated to global harmony, science, and art.

That plan never got built, and nor did Paul Otlet's utopian World City, even with Le Corbusier designing it. When the League of Nations formed, it set up shop in Geneva instead of building something new.

Every time someone proposed a designed world capital, it failed. And the US never joined the League of Nations due to its fear of foreign entanglements. The League was centered on Europe and the US no longer wanted to be involved in Europe, and this undermined the prospect of global cooperation. Ultimately the League of Nations failed too, and a Second World War began.

The US was obviously drawn into the war, during which it became the strongest military and economic powerhouse the world had ever known. When the war ended and the UN began to coalesce to maintain international peace, protect human rights, and promote cooperation, it became apparent that the US would need to be involved, particularly in the context of its new nuclear weapons.

The first UN General Assembly convened in London in 1946, and that session decided that the US would serve as host, though the city wasn’t yet decided.

New York was never the frontrunner. San Francisco and Philadelphia were strong contenders, and many diplomats wanted no part of a crowded city like New York, preferring a custom-built enclave in the suburbs. In early 1946 the General Assembly actually endorsed the construction of a 42-square-mile district in Connecticut, but locals voted against it. Even the UN's own planned capital couldn't get off the ground.

But in that period, a New York City developer named William Zeckendorf had assembled a tract of slaughterhouses and tenements to build what he called X City, a multi-use complex that would rival Rockefeller Center. He’d selected Wallace Harrison to design it, the same architect who had worked on Rockefeller Center and on the buildings of the 1939 World’s Fair. But Zeckendorf lacked the funds to close the deal.

The Rockefeller family, meanwhile, was trying to attract the UN to New York and was scouting for a site, and they used Harrison to arrange the sale of Zeckendorf’s land to the UN, paying Zeckendorf directly. In December 1946, the UN accepted the gift and the site, which became the location of the permanent UN headquarters.

That's how New York got the political element, but it was already indispensable to the global economy, and that has only grown. As of 2024, the New York Fed's vault held about 507k gold bars weighing 6331 metric tons, and none of it belongs to the Fed. It's held for governments, central banks, and international organizations, many of which moved their gold here during and after WWII for safekeeping and to facilitate easy payments.

The Clearing House Interbank Payments System, or CHIPS, is a New York-based private counterpart to the Fed's Fedwire system. It averages about $2 trillion in payments every business day, and roughly 95% of them are the dollar leg of a transfer that starts or ends in another country.

Sovereign bonds are also commonly governed by New York law. In 2005, Argentina passed its so-called Lock Law, barring any settlement with creditors who refused its radical debt restructuring. A federal judge in New York ruled that this violated the bonds' equal-treatment clause and ordered that Argentina couldn't pay its other bondholders without paying the holdouts, which put the banks and clearing systems that moved the money on notice too. In 2014, Argentina went into default, not because it couldn't pay, but because a judge in Manhattan wouldn't let it pay selectively.

There are cultural reasons for New York to serve as a capital too. Over 37% of NYC residents were born outside the US as of 2023. Immigrants make up 43% of the workforce, and 48% of residents speak a language other than English at home, with over 700 language varieties spoken across the city.

But hosting the UN gives the US enormous leverage over it. In 1988, Secretary of State George Shultz denied Palestinian Liberation Organization chairman Yasser Arafat a visa, accusing him of condoning and supporting terrorism. The General Assembly then voted 154 to 2 to move its Palestine debate to Geneva just to hear him speak. In 2025 and again in 2026, the US denied or revoked visas for Palestinian President Mahmoud Abbas and dozens of officials, and both times the General Assembly voted to let him speak by video instead. Yet in 2026, in the middle of a war with Iran, the US still let Iran's core delegation in, under tight restrictions.

That's because the 1947 UN Headquarters Agreement bars the US from blocking representatives of UN members from reaching the headquarters, regardless of its relations with their governments. But when Congress approved the agreement, it attached a clause reserving the right to safeguard the US’s own security and completely control the entry of foreigners outside the district. The UN has never accepted this as overriding the treaty, and the situation is genuinely ambiguous.

Contrary to popular belief, the UN headquarters isn't international territory, and US law generally applies inside. But the district is inviolable, so US authorities can't enter to make an arrest without the Secretary-General's consent.

In 1971, the UN created a Committee on Relations with the Host Country specifically to resolve issues with the US. Its 2025 report records complaints about denied, delayed, and revoked visas, travel restrictions, and extra screening aimed at certain countries. Some governments, Russia among them, now openly accuse the US of abusing its role as host. Each new visa fight brings fresh calls, and even viral disinformation, about moving the UN out of New York.

Leaked documents also show the NSA sought to ramp up surveillance of Security Council members before the 2003 Iraq War vote, and later compromised the UN's internal videoconferencing system. The US has an unmatched home field advantage for counterintelligence and collection.

But the truth is, relocation would take an enormous political and financial effort, and the US could well walk away from the UN entirely if it happened. Russia and China keep their Security Council vetoes wherever the UN sits, so a costly move wouldn't buy them much.

The US normally covers about 22% of the UN's regular budget, but it has been paying late and only partially, leaving it billions of dollars behind. In January 2026, it also withdrew from 31 UN entities. This has deepened a UN funding crunch that's now pushing jobs out of New York, and out of Geneva too, to cheaper hubs like Bonn, Madrid, Nairobi, and Rome.

Still, no other city in the world combines global political relevance with financial influence. London, Hong Kong, and Singapore nearly match New York on finance, and Geneva is relevant for diplomacy, but none of them has both. At the same time, New York only holds that role with consent from powers in Washington, DC. It's the closest thing Earth has to a capital, but it's a capital on loan.

Keep reading

I’m writing a book called Groundwork about the buried history beneath geopolitics. Join the waitlist to hear when it has a publisher, a cover, and a release date.