1973 Sorry No Gas Sign Beside Gas Pumps At Service Station Due To OAPEC Oil Crisis. Whether the 2026 crisis will approach the severity of the 1973 embargo remains to be seen, but it is unlikely.

H. Armstrong Roberts/ClassicStock

As the world watches the next act in the U.S.-Iran drama with bated breath, the headlines write themselves: the worst oil disruption in history, a fifth of global supply at risk, and Brent crude close to $110. The International Energy Agency has warned that the ongoing Iran War represents an unprecedented supply shock. Yet before declaring this the ultimate energy crisis, it is worth asking a simple question: compared to what?

The 1973 oil embargo, often treated as the benchmark, offers a useful lens. Then, oil prices quadrupled, gas lines stretched for miles, and entire industries were shuttered. Today, despite a larger physical disruption, the global economy continues to move along, for now. That contrast is not an accident. It is the result of five decades of structural change in how energy markets function.

What Happened In 1973

The 1973–1974 Arab oil embargo was a geopolitical masterstroke. The Arab members of OPEC, operating as the Organization of Arab Petroleum Exporting Countries (OAPEC) cut production by roughly 4.5 million barrels per day, targeting nations that supported Israel. The results were immediate and severe, even though non-Arab suppliers such as Iran and Venezuela continued to produce and sell oil.

Oil prices surged from under $3 per barrel to over $12, an increase of 400 %. In the United States, gasoline prices rose from 38 cents per gallon in early 1973 to 55 cents by 1974, a roughly 45% increase. That may sound modest today, but the broader economic impact was devastating. Inflation spiked, growth slowed, and consumers faced rationing at the pump. Europe banned Sunday driving, and the United Kingdom imposed a three-day workweek. Japan, which relied on imports for 77% of its energy, faced acute shortages.

The crisis revealed a stark reality: the global economy was dangerously dependent on a single commodity from a single region. At the time, OAPEC controlled more than 50% of the global oil market. There were few alternatives, limited reserves, and almost no mechanisms to stabilize markets.

How the 2026 Iran War Compares in Scale

Fast forward to 2026, and the numbers look alarming due to higher base prices and greater volumes, but a different story emerges. According to a recent Reuters analysis, the current conflict has removed more than 12 million barrels per day from the market, equivalent to about 11.5% of global demand. That is more than the peak disruption of 1973, which was approximately 7%. However, that peak disruption in 1973 was far more concentrated and occurred amidst a series of global inflationary spirals and severe fiscal stress from the Vietnam War.

The Strait of Hormuz, through which roughly one-fifth of global oil flows, has been effectively closed. Liquefied natural gas exports from the Gulf, include approximately one-fourth of the global LNG market, have also been curtailed. Refined fuel markets, from jet fuel to diesel, have been disrupted.

Yet the price response tells a different story. Brent crude has risen about 44%, reaching $109 per barrel. U.S. gasoline prices have climbed above $4 per gallon. Painful, yes, but nowhere near the quadrupling seen in 1973. Globally, recent disruptions have produced price spikes of 40–60%, far below the 400% surge of the embargo era.

Even more striking: there are no gas lines. Occasional and minor rationing (in Bangladesh and Sri Lanka so far). No systemic collapse.

What Explains the Gap Between Bigger Disruptions and Smaller Price Shocks?

The answer lies in structural transformation. Today’s energy system is more interconnected, diversified, and financially sophisticated. XYZ percent of passenger cars worldwide are hybrid or electric.

Start with the supply. In the 1970s, the world depended heavily on Middle Eastern oil. Today, production spans the United States, Canada, Brazil, Norway, Angola, Nigeria, Kazakhstan, and beyond. Relative to the Soviet export of 2.4 mbd in 1974, Russia has doubled its exports to 4.8 mbd. OPEC’s share has fallen to roughly 35–40%. When one region falters, others can compensate.

Then there are strategic petroleum reserves. After the 1973 crisis, countries created emergency stockpiles coordinated through the International Energy Agency. In the current conflict, roughly 400 million barrels have been released to stabilize markets, a move unimaginable in 1973.

Financial markets also play a stabilizing role. The rise of oil futures since the late 1980s has enabled companies and governments to hedge against volatility. Prices adjust faster, but panic spreads less.

Demand has evolved as well. Oil intensity, energy use per unit of GDP, has fallen by about 50% since the 1970s. Economies are more efficient, less oil-dependent, and better able to absorb shocks. Due to the shale gale and the lifting of the oil and LNG export ban (YEARS) the United States has transformed from a net importer in 1974 to a net exporter today, producing 68% more energy than it did five decades ago, according to the U.S. Energy Information Administration.

Where the Parallels Still Matter

Despite these differences, the similarities are not trivial. Both crises demonstrate how energy remains a geopolitical weapon. Supply disruptions ripple through financial markets, strengthen the dollar, and shift global capital flows.

In the 1970s, “petrodollars” reshaped global finance, recycling oil revenues into Western banking systems. Today, sovereign wealth funds from energy-exporting nations remain major players in global investment, from private equity to infrastructure. Oil- and LNG-funded influence campaigns through academia, media, and social media influence public attitudes and countries’ foreign policies.

The current crisis also reinforces the importance of chokepoints like the Strait of Hormuz. Geography still matters. So does duration. As economists note, a short conflict may fade quickly, while a prolonged disruption could reshape trade patterns, especially in energy commodities, and define investment strategies for decades to come.