The Dollar System: How One Currency Rules the World
In 2022, an Indian oil executive sat across from his counterpart in Abu Dhabi, negotiating the purchase of two million barrels of crude oil. India needed the oil. The UAE had the oil. Both countries are sovereign nations, perfectly capable of doing business with each other. The Indian executive had rupees. The UAE seller wanted — no, required — United States dollars.
Think about that for a moment. Two countries, neither of them America, trading a product that comes from under Arabian soil, carried in ships built in South Korea, insured by companies in London — and the entire transaction had to pass through the currency of a country six thousand miles away.
Why?
This is not a trivial question. It is one of the most important questions in global economics, and its answer explains more about how the world really works than almost any other single fact. The dominance of the US dollar is not just a financial arrangement. It is a system of power — invisible, pervasive, and deeply consequential for every country on earth, including India.
Let us trace how one nation's currency came to rule the world. It is a story of war, gold, oil, and the most audacious power grab in economic history.
Look Around You
The next time you hear about oil prices on the news, notice the unit: dollars per barrel. When you read about India's foreign exchange reserves, notice the denomination: billions of US dollars. When your family buys gold, the international price is quoted in dollars per ounce. Even India's trade deficit with Bangladesh or Vietnam is often measured in dollars.
Now ask yourself: why is a currency printed in Washington, DC the measuring stick for the entire planet?
Before the Dollar: A World of Empires and Gold
For most of human history, there was no single world currency. Trade happened in whatever was trusted — gold coins, silver bars, shells, or the local currency of whichever empire was strongest.
In the sixteenth and seventeenth centuries, Spanish silver mined from the Americas flooded the world economy. The Spanish dollar — the "piece of eight" — became the closest thing to a global currency, accepted from Manila to Marrakesh.
In the eighteenth and nineteenth centuries, the British pound sterling took over. Britain was the world's dominant industrial power, its navy controlled the seas, and London was the center of global finance. If you were trading tea from China or cotton from India, you priced it in pounds. The Bank of England was the world's central bank in all but name.
The pound's dominance rested on three pillars: British military power, British commercial dominance, and the gold standard — the promise that you could walk into the Bank of England and exchange your pounds for a fixed amount of gold. This promise gave the pound credibility. Everyone trusted it because everyone knew it was backed by something real.
But then came two world wars, and everything changed.
Bretton Woods: The Birth of the Dollar System (1944)
In July 1944, while Allied soldiers were still fighting in Normandy, 730 delegates from 44 nations gathered at a resort hotel in Bretton Woods, New Hampshire. Their task was extraordinary: to design the economic architecture for the post-war world.
The driving figure was Harry Dexter White, a US Treasury official. His British counterpart was John Maynard Keynes, the most famous economist alive. Both men understood that the chaos of the 1930s — competitive devaluations, trade wars, the collapse of the gold standard — had helped cause the war. They wanted a system that would prevent it from happening again.
But they wanted very different things.
Keynes proposed a new international currency called the "bancor" — a neutral unit managed by an international institution, belonging to no single country. It was elegant, fair, and forward-looking.
White proposed something simpler and more self-serving: the US dollar would become the anchor of the global system. All other currencies would be pegged to the dollar, and the dollar would be pegged to gold at $35 per ounce. The US, which at that point held two-thirds of the world's gold reserves, would guarantee that any country could exchange its dollars for gold.
White won. Not because his idea was better, but because America had the power. The United States emerged from World War II as the only major economy that had not been bombed into rubble. It held the gold, it had the factories, it had the army. When America spoke, the world listened.
"Whoever has the gold makes the rules." — Popular saying, and in 1944, America had the gold
THE BRETTON WOODS SYSTEM (1944-1971)
┌───────────────────┐
│ GOLD │
│ (Fort Knox) │
│ $35 per ounce │
└────────┬──────────┘
│
Fixed exchange
│
┌────────┴──────────┐
│ US DOLLAR │
│ (Reserve │
│ currency) │
└────────┬──────────┘
│
┌─────────────────┼─────────────────┐
│ │ │
Fixed rates Fixed rates Fixed rates
│ │ │
┌──────┴──────┐ ┌──────┴──────┐ ┌──────┴──────┐
│ British │ │ French │ │ Japanese │
│ Pound │ │ Franc │ │ Yen │
└─────────────┘ └─────────────┘ └─────────────┘
(and dozens of other currencies, all pegged to the dollar)
KEY INSTITUTIONS CREATED:
┌──────────────────────────────────────────────────┐
│ IMF (International Monetary Fund) │
│ → Lender of last resort, currency stability │
│ │
│ World Bank (IBRD) │
│ → Reconstruction and development lending │
│ │
│ GATT (later WTO) │
│ → Rules for international trade │
└──────────────────────────────────────────────────┘
All three headquartered in Washington, DC.
That is not a coincidence.
The Bretton Woods system worked remarkably well for a quarter century. World trade expanded rapidly. Europe and Japan rebuilt. The global economy grew faster than at any time in history.
But there was a flaw built into the system — a flaw that would eventually blow it apart.
The Triffin Dilemma: The Flaw in the Machine
In 1960, a Belgian-American economist named Robert Triffin identified the problem. It was elegant and devastating.
For the global economy to grow, the world needed more dollars in circulation — to lubricate trade, to serve as reserves. But the only way to get more dollars into the world was for America to run trade deficits — spending more abroad than it earned. This meant America was, in effect, printing IOUs and sending them abroad.
But here was the catch: every dollar was supposed to be backed by gold at $35 an ounce. As more and more dollars went abroad, the amount of gold backing each dollar shrank. Eventually, foreign governments would realize that America did not have enough gold to honor all its promises.
It was like a bank that had issued more receipts than it had gold in its vault. As long as nobody checked, everything was fine. The moment people started checking, the system would collapse.
By the late 1960s, they started checking. France, under President Charles de Gaulle, was particularly aggressive. De Gaulle called the dollar's privilege "exorbitant" — a word that would stick to the dollar system forever. He began sending ships across the Atlantic loaded with dollars, demanding gold in return.
America's gold reserves were melting away. Something had to give.
The Nixon Shock: The Day the World Changed (1971)
On August 15, 1971, President Richard Nixon appeared on American television and made an announcement that would reshape the global economy more profoundly than any war.
He "temporarily" suspended the convertibility of the dollar into gold.
The word "temporarily" was a lie. The gold window would never reopen.
In one stroke, the dollar was no longer backed by anything physical. It was backed by — well, by what? By trust. By habit. By the sheer inertia of a system that had been running for twenty-seven years. And by the fact that America still had the world's largest economy and the world's most powerful military.
What Actually Happened
The end of gold convertibility sent shockwaves through the global economy. Exchange rates, which had been fixed since 1944, began to float. The price of gold, freed from its $35 peg, began a climb that continues to this day — reaching over $2,000 per ounce by the 2020s. The dollar initially fell against other currencies, but then something remarkable happened: it recovered. Not because it was backed by gold again, but because a new arrangement was quietly put in place — one involving the most valuable commodity on earth.
The Bretton Woods system was dead. But the dollar system was about to be reborn in an even more powerful form.
The Petrodollar: Oil as the New Gold
In 1973, the world experienced the first great oil shock. Arab members of OPEC, furious at Western support for Israel during the Yom Kippur War, imposed an oil embargo and quadrupled prices. The world economy plunged into chaos. Inflation soared. Economies contracted. The price of oil went from $3 per barrel to $12 almost overnight.
Out of this chaos came a deal that would underpin the dollar's dominance for the next half century.
In 1974, US Secretary of State Henry Kissinger struck a bargain with Saudi Arabia, the world's largest oil exporter. The terms were simple but transformative:
Saudi Arabia would price all its oil in US dollars and invest its surplus oil revenues in US Treasury bonds. In return, America would guarantee Saudi Arabia's security — militarily, politically, completely.
Other OPEC nations followed. By the late 1970s, virtually all oil in the world was priced and traded in US dollars. If Japan wanted to buy oil from Iran, it needed dollars. If India wanted oil from Iraq, it needed dollars. If Germany wanted oil from Nigeria, it needed dollars.
This created an insatiable global demand for dollars. Every country needed to stockpile dollars to buy oil. And since oil is the lifeblood of every modern economy, this meant every country needed to hold vast reserves of US dollars.
This is the petrodollar system. And it gave the United States a power that no empire in history had ever possessed.
THE PETRODOLLAR SYSTEM
┌─────────────┐ ┌──────────────┐
│ OIL-BUYING │ ──── Dollars ─────> │ OIL-SELLING │
│ COUNTRIES │ <──── Oil ──────── │ COUNTRIES │
│ (India, │ │ (Saudi, │
│ Japan, │ │ UAE, Iraq, │
│ Germany, │ │ Nigeria...) │
│ China...) │ └──────┬───────┘
└─────────────┘ │
│ Surplus dollars
Need dollars invested in...
to buy oil, │
so they... v
│ ┌──────────────────┐
v │ US TREASURY │
┌─────────────────┐ │ BONDS │
│ Hold dollar │ │ (Lending money │
│ reserves │ │ back to the │
│ Buy US bonds │ │ United States) │
│ Trade in │ └────────┬─────────┘
│ dollars │ │
└─────────────────┘ v
┌──────────────────┐
│ UNITED STATES │
│ Gets to borrow │
│ cheaply, print │
│ the world's │
│ reserve currency│
│ and run deficits│
│ that no other │
│ country could │
└──────────────────┘
THE CYCLE: Oil is priced in dollars → Countries need
dollars → They buy US bonds → US borrows cheaply →
US runs deficits → More dollars flow into the world →
Countries use dollars to buy oil → Repeat.
The Exorbitant Privilege
In the 1960s, French Finance Minister Valery Giscard d'Estaing used a phrase that captured the essential unfairness of the dollar system: le privilege exorbitant — the exorbitant privilege.
What did he mean?
When India buys goods from abroad, it must first earn dollars — by exporting goods, attracting foreign investment, or borrowing. Every dollar India holds is a claim on real goods and services that Indian workers produced and sent abroad in exchange.
When America buys goods from abroad, it can simply print dollars. The paper America sends abroad costs almost nothing to produce, but it commands real goods — real labor, real resources, real wealth — from other countries.
This is the asymmetry at the heart of the global system. Every other country must earn the currency it uses for international trade. America can create it.
The practical consequences are enormous:
America can run persistent trade deficits. The US has imported more than it exported every year since 1975. Any other country doing this would face a currency crisis. America does not, because the world needs its currency.
America can borrow cheaply. Because foreign governments hold trillions of dollars in reserves (mostly in US Treasury bonds), the US government can borrow at lower interest rates than almost any other country. As of the mid-2020s, foreign governments held over $7 trillion in US Treasury securities.
America can impose financial sanctions. Because international transactions flow through the dollar system — and through US-controlled banks and payment networks — America can effectively cut any country, company, or individual off from the global financial system. This power has been used against Iran, Russia, North Korea, Venezuela, and many others.
"The dollar is our currency, but it is your problem." — John Connally, US Treasury Secretary, to European finance ministers, 1971
This was not a boast. It was a statement of fact. And it remains true.
What Reserve Currency Status Means for India
India holds approximately $600 billion in foreign exchange reserves as of the mid-2020s. The vast majority of this is in US dollar-denominated assets — primarily US Treasury bonds.
Think about what this means. India's workers produced goods and services, exported them, earned dollars, and then India's central bank invested those dollars right back into American government debt — lending money to the United States at relatively low interest rates.
Meanwhile, India borrows in international markets at higher rates. The country that issues the reserve currency can borrow cheaply. Everyone else pays a premium.
This is not unique to India. China holds over $3 trillion in foreign reserves, mostly in dollars. Japan holds over $1 trillion. Saudi Arabia, South Korea, Brazil — every major economy in the world stockpiles dollars and, by doing so, effectively finances American government spending.
The combined effect is a system in which the wealth of the developing world flows upward to the country that prints the reserve currency. It is, in the words of many economists, a form of tribute — not extracted by armies, but by the architecture of the financial system itself.
Think About It
India exports software services worth billions of dollars. These dollars are earned by Indian engineers and companies through genuine skill and effort. Many of these dollars then flow back to the US as India buys Treasury bonds to maintain its reserves. In effect, India's tech workers are partly financing the US government. Does this seem like a fair arrangement? What alternatives might India have?
When the Pound Lost Its Crown: A Cautionary Tale
The dollar was not always the world's reserve currency. Before 1944, that role belonged to the British pound. Understanding how the pound lost its status is illuminating — and perhaps prophetic.
Britain entered the twentieth century as the world's banker, trader, and naval power. The pound sterling was trusted everywhere. British government bonds — "gilts" — were considered the safest investment on earth. The City of London was the center of global finance.
Two world wars broke Britain. The country borrowed enormously to fight them, depleting its reserves and accumulating debt. But it clung to the pound's global role, partly out of pride and partly because the "sterling area" — countries that used the pound for trade — gave Britain outsized influence.
The decisive moment came in 1956, during the Suez Crisis.
When Egyptian President Gamal Abdel Nasser nationalized the Suez Canal, Britain and France invaded to take it back. The United States, furious at not being consulted, refused to support the invasion. More crucially, America threatened to sell its holdings of British pounds, which would have caused a catastrophic collapse in the pound's value.
Britain was forced to withdraw. The message was unmistakable: military power without financial power is meaningless. And financial power now resided in Washington, not London.
What Actually Happened
The Suez Crisis of 1956 was the moment the world realized that Britain was no longer a superpower. The US threatened to dump its pound holdings and block IMF loans to Britain unless it withdrew from Suez. Britain complied within weeks. The pound's share of global reserves, which was still around 55 percent in 1945, fell steadily — to 30 percent by the 1960s, to about 5 percent by 2000, and to roughly 4-5 percent today. The transition was not sudden; it took decades. But the direction was set at Suez. The lesson for the dollar: reserve currency status, once lost, does not return. And it can erode gradually, then suddenly.
The pound's decline teaches us that reserve currency status is not permanent. It requires economic strength, military credibility, institutional trust, and — critically — the willingness of other countries to accept it. When any of these pillars weaken sufficiently, the system shifts.
The Dollar as a Weapon: Sanctions and Their Consequences
One of the most consequential features of the dollar system is its use as a weapon.
Because international transactions flow through American banks and the SWIFT messaging system (based in Belgium but heavily influenced by the US), America can effectively shut any entity out of the global financial system. When the US imposed sanctions on Iran, Iranian oil revenues were frozen, banks refused to process Iranian transactions, and the country was essentially cut off from international commerce.
After Russia invaded Ukraine in 2022, the US and its allies froze approximately $300 billion of Russian central bank reserves held in Western institutions. This was an extraordinary step — seizing a sovereign nation's savings. It sent a shockwave through every government that held dollar reserves.
The message was clear: if you cross America, your dollar reserves are not really yours. They can be frozen, seized, or made worthless at the stroke of a pen.
This weaponization of the dollar has a paradoxical effect. In the short term, it makes the dollar more powerful — no one wants to be sanctioned. In the long term, it may undermine the dollar, because countries now have an incentive to find alternatives. If your savings can be seized, you want savings in a form that cannot be taken away.
De-Dollarization: The Rebellion That May or May Not Succeed
In recent years, a growing number of countries have begun exploring ways to reduce their dependence on the dollar. This movement is called de-dollarization, and it is driven by a mix of economic self-interest and geopolitical anxiety.
China has been the most aggressive. It has:
- Created the Cross-Border Interbank Payment System (CIPS) as an alternative to SWIFT
- Promoted the use of the yuan (renminbi) in bilateral trade agreements
- Established currency swap agreements with dozens of countries
- Launched a digital yuan (e-CNY) that could eventually be used for international settlements
- Priced some oil contracts in yuan (the "petroyuan")
Russia, pushed by sanctions, has rapidly shifted away from the dollar:
- Russia-China trade is now predominantly conducted in yuan and rubles
- Russia has reduced its dollar reserves to near zero
- The country has sought alternative payment systems after being partly cut off from SWIFT
BRICS (Brazil, Russia, India, China, South Africa — and now an expanding group) has discussed creating an alternative reserve currency or settlement system. At their 2023 summit, leaders spoke openly about reducing dollar dependence.
India has taken steps too — the Reserve Bank of India has promoted rupee trade settlement mechanisms, and India-Russia oil trade has sometimes been conducted in rupees and dirhams rather than dollars.
But here is the honest truth: de-dollarization is easier to talk about than to accomplish.
THE DOLLAR'S SHARE OF GLOBAL RESERVES (approximate)
100% |
90% |
80% | ██
70% | ██ ██
60% | ██ ██ ██ ██ ██
50% | ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
40% | ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
30% | ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
20% | ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
10% | ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██ ██
0% +───────────────────────────────────────────────
1950 1960 1970 1980 1990 2000 2005 2010 2015 2020 2024
~80% ~70% ~75% ~65% ~60% ~71% ~66% ~62% ~64% ~59% ~58%
DECLINING — but from a position of total dominance.
Even at 58%, the dollar dwarfs all alternatives combined.
For comparison (2024 approximate):
Euro: ~20% │ The only serious alternative,
Yen: ~6% │ but the eurozone has its own problems
Pound: ~5% │
Yuan: ~2-3% │ Despite China being world's #2 economy
Other: ~9% │ Including Canadian, Australian dollars
Why is de-dollarization so difficult?
Network effects. The dollar is used because it is used. Trillions of dollars of debt worldwide are denominated in dollars. Commodity markets price in dollars. International contracts are written in dollars. Switching away requires everyone to switch simultaneously — a coordination problem of enormous scale.
Depth and liquidity. The US Treasury market is the deepest, most liquid financial market in the world. There is simply no alternative market where countries can safely park hundreds of billions of dollars. Chinese government bonds? The capital controls and lack of transparency make them far less attractive. European bonds? The eurozone almost broke apart in 2012.
Trust and institutions. For all its flaws, the US has independent courts, relatively transparent markets, and a central bank (the Federal Reserve) with a long track record. China's capital controls, opaque institutions, and political interference in markets make the yuan a poor substitute for the dollar as a reserve currency. As the saying goes: "The dollar is the worst reserve currency, except for all the others."
Military power. The US maintains military bases in over 70 countries, a navy that controls the world's sea lanes, and the ability to project force anywhere on earth. This military umbrella is inseparable from the dollar's status.
India and the Dollar: A Complex Relationship
India's relationship with the dollar system is one of ambivalence.
On one hand, India benefits from the stability the dollar provides. When Indian businesses export software or textiles, they receive dollars that are universally accepted and easily converted. India's foreign exchange reserves, held mostly in dollars, provide a buffer against economic shocks.
On the other hand, India pays a heavy cost. Every rupee that the Reserve Bank holds in dollar reserves is a rupee that could have been invested in Indian infrastructure, education, or healthcare. When the US Federal Reserve raises interest rates, money flows out of India and into American bonds, weakening the rupee and making imports more expensive.
India's oil import bill — its single largest expense — must be paid in dollars. When the dollar strengthens, India's oil bill rises even if the actual price of oil has not changed. In the fiscal year 2022-23, India's oil import bill exceeded $150 billion — paid almost entirely in dollars.
The dream of a rupee-based international trading system is understandable. But the rupee is not yet a freely convertible currency — India maintains capital controls that limit how rupees can flow in and out of the country. Until these are relaxed, and until India's financial markets develop the depth and transparency of the US system, the rupee cannot challenge the dollar.
What India can do — and is doing — is diversify. Bilateral trade agreements in rupees, growing use of the UAE dirham as an intermediary, modest accumulation of gold reserves, and investment in domestic payment infrastructure (like UPI) all reduce India's dollar dependence at the margins. But replacing the dollar? That is a project for decades, not years.
Think About It
If India could wave a magic wand and make the rupee a global reserve currency overnight, should it? What benefits would this bring? What responsibilities and risks? Remember what happened to Britain — maintaining reserve currency status requires deep financial markets, open capital flows, and a willingness to run trade deficits. Is India ready for that?
The Dollar and Gold: The Old Relationship That Won't Die
When Nixon closed the gold window in 1971, he did not kill the relationship between dollars and gold. He transformed it.
Gold remains the world's oldest store of value — the asset that governments and individuals turn to when they lose faith in paper currencies. India alone is one of the world's largest holders of gold, both officially (the Reserve Bank holds hundreds of tonnes) and privately (Indian households are estimated to hold over 25,000 tonnes — more than the official reserves of the United States, Germany, and Italy combined).
Why do Indians love gold? It is not just tradition or ornament. It is a rational response to centuries of monetary instability, currency debasement, and the periodic failure of institutions. Gold is the asset that no government can print, no banker can debase, and no sanction can freeze.
In recent years, central banks around the world — particularly in China, India, Russia, Turkey, and Poland — have been buying gold at the fastest pace in decades. This is not nostalgia. It is insurance against the possibility that the dollar system may not last forever.
"Gold is money. Everything else is credit." — J.P. Morgan, testimony before the US Congress, 1912
What Comes Next? Scenarios for the Dollar's Future
The dollar system will not collapse tomorrow. But it is evolving. Here are three plausible scenarios:
Scenario 1: Gradual Erosion. The dollar slowly loses market share as other currencies — particularly the yuan and possibly a digital currency — gain ground. By 2050, the dollar might account for 40 percent of global reserves instead of 58 percent. It would still be the dominant currency but no longer unchallenged. This is the most likely scenario.
Scenario 2: Fragmentation. The world splits into currency blocs — a dollar zone (the Americas, much of Europe, allied Asian countries), a yuan zone (China, parts of Asia and Africa), and a euro zone (Europe). International trade happens across these blocs using either the dollar, the yuan, or a basket currency. India, characteristically, tries to maintain ties with all three.
Scenario 3: A New Bretton Woods. A major global crisis — a US debt crisis, a geopolitical rupture, or a financial system collapse — forces a new international agreement. A multilateral reserve currency, perhaps based on the IMF's Special Drawing Rights (SDRs) or a new digital architecture, replaces the dollar as the global anchor. This is the least likely scenario in the near term but the most historically consistent — reserve currencies have always eventually been replaced.
HISTORY OF RESERVE CURRENCIES
┌───────────────────────────────────────────────────────┐
│ │
│ Portuguese Escudo ~1450 ─ ~1530 (80 years) │
│ ═══════ │
│ │
│ Spanish Dollar ~1530 ─ ~1640 (110 years) │
│ ═══════════ │
│ │
│ Dutch Guilder ~1640 ─ ~1720 (80 years) │
│ ═══════ │
│ │
│ French Livre/Franc ~1720 ─ ~1815 (95 years) │
│ ════════ │
│ │
│ British Pound ~1815 ─ ~1944 (130 years) │
│ ═══════════════ │
│ │
│ US Dollar ~1944 ─ ??? (80+ years) │
│ ═══════════ │
│ │
│ Average reign: about 80-100 years. │
│ The dollar has been dominant for ~80 years. │
│ History does not repeat, but it rhymes. │
│ │
└───────────────────────────────────────────────────────┘
A Story from the Other Side
Let us end with a story that brings this down from geopolitics to ground level.
In 2018, a small textile exporter in Tirupur, Tamil Nadu — one of India's knitwear capitals — shipped a container of t-shirts worth $50,000 to a buyer in Brazil. The transaction was simple: goods go out, dollars come in.
But the dollars did not come directly. The Brazilian buyer first converted his reais into dollars through a Brazilian bank. Those dollars flowed through a correspondent bank in New York — because all dollar transactions, no matter where they originate, clear through the US banking system. Then the dollars arrived at the Indian exporter's bank account, where they were converted into rupees.
A transaction between Tirupur and Sao Paulo — two cities that are both about eight thousand kilometers from New York — routed through New York. The American banking system took a small fee at every step. American regulators had visibility into the transaction. American sanctions law applied. If either India or Brazil were under US sanctions, the transaction would have been blocked — not by Indian or Brazilian law, but by American law, applied to a transaction between two non-American parties.
This is what it means for one currency to rule the world. It means that every transaction, every trade, every flow of money passes through a toll booth controlled by one country. The toll may be small — a fraction of a percent — but when multiplied by the trillions of dollars that flow through the system every day, it adds up to an extraordinary concentration of power.
Think About It
If you were advising the Indian government, what steps would you recommend to reduce India's vulnerability to the dollar system? Consider: building rupee-based trade agreements, diversifying reserves into gold, strengthening domestic financial markets, developing alternative payment systems, or forming regional currency arrangements. What are the costs and benefits of each approach?
The Bigger Picture
We started with a simple question: why does India buy oil in dollars? The answer took us through the wreckage of World War II, the hotel at Bretton Woods, the gold vaults of Fort Knox, the oil fields of Saudi Arabia, the diplomatic humiliation of Suez, and the textile factories of Tirupur.
The dollar system is not a natural law. It is a human creation, born of specific historical circumstances — America's emergence from World War II as the dominant power, the bargain with Saudi Arabia, the network effects that made the dollar indispensable once everyone started using it.
It is also not permanent. Every reserve currency in history has eventually been replaced. The pound lasted about 130 years. The guilder about 80. The dollar has been dominant for about 80 years. History does not set exact expiration dates, but it does establish patterns.
What is clear is that the dollar system gives the United States a power that no other country possesses — the power to print the world's money, to borrow cheaply, to impose sanctions, and to run deficits that would bankrupt any other nation. This power shapes everything from the price of oil in India to the interest rate on your home loan to the strategic calculations of every government on earth.
Understanding this system is not optional for anyone who wants to understand how the world really works. The dollar is not just a currency. It is an infrastructure of power — invisible to most people, consequential for all.
The next time you hear someone say "the price of oil went up," remember: the price went up in dollars. And the reason it is measured in dollars is a story of war, gold, oil, and the most successful power arrangement in modern history.
Whether that arrangement will last another decade, another fifty years, or another century is one of the most important questions of our time. And every country, including India, is positioning itself for whatever comes next.
"In the absence of the gold standard, there is no way to protect savings from confiscation through inflation. There is no safe store of value." — Alan Greenspan, 1966 (before he became Federal Reserve Chairman and presided over the very system he once criticized)
The dollar system is the water we swim in. Most people never notice it. But for those who do, the world looks very different.