G7 activates strategic reserves because of the energy shock, and markets fear a new wave of inflation

G7 prepares a response to the energy shock: strategic reserves, market stability and fear of a new wave of inflation

The sharp rise in energy prices is once again at the center of global economic policy, and in recent days the G7 countries have been trying to coordinate a response to a disruption that is very quickly spilling over from the energy sector into financial markets, industry and household budgets. The focus is on strategic oil reserves, the security of supply routes and the message governments are sending to markets at a time when investors are looking for a sign that the largest developed economies still have the situation under control. That is precisely why G7 communication is no longer merely a diplomatic protocol, but an important part of economic policy: every wording, every delay and every nuance in the tone of statements can today influence expectations about inflation, interest rates and the movement of prices of stocks, bonds and commodities.

The latest impetus for coordination came after a new wave of instability in the oil market linked to the war in the Middle East and disruptions to traffic through the Strait of Hormuz, one of the most important energy routes in the world. According to the International Energy Agency, around 20 million barrels of crude oil and petroleum products passed through that strait daily in 2025, or approximately a quarter of global seaborne oil trade. When such a corridor comes under pressure, the market does not react only to the actual shortage of physical supply, but also to the risk that insurance, transport and futures contracts will become more expensive and more uncertain. In such circumstances, the price of a barrel is no longer just an energy figure, but a global signal of the level of geopolitical risk.

G7 coordination and the largest reserve release in IEA history

What a few days ago looked like groundwork has now grown into a concrete intervention. The International Energy Agency announced on 11 March 2026 that its 32 members had unanimously agreed to place 400 million barrels of oil from emergency reserves on the market in order to mitigate disruptions caused by the war in the Middle East. According to the IEA itself, this is the largest coordinated reserve release in its history. On the same day, after talks among G7 leaders, the British government announced that partners had welcomed the collective release of oil stocks agreed with IEA partners in order to support the stability of oil markets, with an emphasis on the need to preserve freedom of navigation through the Strait of Hormuz.

Taken together, those two signals reveal the essence of the current strategy. The first is operational: governments and agencies want to inject additional quantities of oil into the market in order to cushion the physical and psychological shock. The second is communicational: investors, industry and central banks are being told that the largest developed economies will not passively watch energy price growth destabilize the inflation picture once again. Such a message may be almost as important as the stocks themselves, because energy shocks as a rule intensify when the market concludes that the political response is late, uneven or that there is no real consensus among allies.

It is important to understand, however, that releasing strategic reserves is not a magic solution. It can buy time for the market, ease panic and temporarily increase available supply, but it cannot permanently replace a prolonged disruption of key supply routes. The IEA itself warns that the conflict that began on 28 February 2026 led to export volumes of crude oil and products through the Strait of Hormuz falling to less than 10 percent of pre-crisis levels. That means this is a disruption that cannot be reduced to just one political statement or a short-term market correction. If the security situation does not improve, pressure on prices could persist even after the initial effect of the reserve release.

Why energy prices are once again the main macroeconomic problem

The return of energy to the top of the risk list is coming at a sensitive moment for the global economy. After a period in which many developed countries expected a gradual easing of inflation and a more cautious transition toward looser monetary policy, the new rise in oil and gas prices threatens to alter that scenario. Energy does not enter only directly into bills for fuel, heating and electricity, but also indirectly affects the entire cost chain: transport of goods, food production, the chemical industry, logistics, air transport and the prices of numerous services. For that reason, an energy blow very quickly becomes a political issue, because citizens do not feel only more expensive fuel at petrol stations, but also a broader rise in the cost of everyday life.

At the end of January, the US central bank already said that in assessing monetary policy it would take into account inflationary pressures, inflation expectations, and international and financial developments. This is a standard formulation, but in current circumstances it takes on additional weight. If energy pushes inflation upward and if it turns out that this effect is not temporary, central banks could postpone interest rate cuts or once again adopt a tougher tone. In the euro area, this risk is especially sensitive because high energy prices do not hit all countries equally: countries more heavily dependent on imports and on industries with high energy consumption are exposed to a greater blow to competitiveness and living standards.

That is precisely why, alongside crisis discussions about security of supply, the European Commission is also trying to push a longer-term message about affordable energy. In the package presented on 10 March, the Commission warns that retail electricity prices in the European Union are still generally higher than before the previous energy crisis and that high prices particularly affect vulnerable households and businesses. In other words, Europe is entering a new episode of geopolitical energy pressure without fully cushioning the consequences of the old one. This further explains the nervousness of governments and investors: the room for a new mistake today is smaller than in 2022.

Markets do not read only decisions, but also the tone in which they are made

In more normal circumstances, the market reacts most strongly to concrete figures: how many barrels will be released, for how long, from which reserves and at what pace. In a period of heightened geopolitical risk, investors analyze the style of communication just as carefully. If the G7 speaks decisively and in a coordinated manner, markets may conclude that there is political will for further moves, which reduces the risk premium built into prices. If the messages are cautious, vague or contradictory, then suspicion grows that the joint response has limited reach, so markets begin to price in the assumption of a longer crisis.

That is why G7 communication itself is today top-tier economic news. It affects the expectations of oil traders, shipping companies, insurers, banks and funds. It also affects the corporate decisions of major energy consumers, from the chemical industry to airlines, which must assess whether to secure future supplies more aggressively and at what price. Even when the immediate decision is not dramatic, the way it is presented can change market sentiment. In moments of crisis, monetary and fiscal policy often intertwine with what might be called a policy of expectations.

There is no guarantee, however, that a coordinated statement or a one-off intervention will stop further volatility. But without such messages, the market is more prone to panicked interpretations. The experience of earlier energy crises shows that the absence of a joint response is almost always more expensive than timely coordination, even when the coordination itself does not remove the cause of the problem. The G7 is therefore trying to act on two levels at the same time: increase available supply and signal that there is a political framework for additional measures if the situation worsens.

Strategic reserves as a bridge, not a permanent solution

The very nature of strategic reserves also determines the limits of their effectiveness. They serve as a protective cushion in extraordinary circumstances, not as a substitute for a stable and predictable global market. When they are activated, that is simultaneously a sign of states’ readiness to intervene and an admission that the market is facing a serious disruption. Such an instrument works best when there is a credible assumption that the shock is temporary or that additional supply will calm nervousness until the main transport and security channels normalize.

If, however, disruptions drag on, states face the unpleasant question of how deeply they may draw on security stocks. They are neither politically infinite nor logistically boundless. The IEA states that members have more than 1.2 billion barrels of emergency stocks, along with an additional 600 million barrels of industry stocks held under government obligations. That sounds impressive, but in a world that consumes enormous quantities of energy every day and in which one narrow sea passage can carry around a fifth of global oil and product consumption, it is clear that no reserve can for long replace the normal flow of trade. That is precisely why today’s discussion is not only about the quantity of barrels, but about the time being bought and how to use it.

Governments want to use that time to stabilize markets, but also to limit political damage. In many countries, more expensive energy very quickly becomes a matter of trust in government, because citizens experience energy disruptions directly and daily. When fuel and utility bills rise, not only does inflation on paper rise, but so does pressure on wages, social transfers, budgets and governments’ popularity. That is why the G7 does not have the luxury of treating the energy crisis exclusively as a technical market issue. It is at the same time a security, social and political topic.

What this development means for Europe and the global economy

For Europe, the current situation is especially sensitive because the issue of energy security has already become deeply embedded in economic policy, industrial strategy and the everyday life of households in recent years. In a 2026 publication, Eurostat states that the European Union produced 43 percent of its own energy in 2024, while 57 percent was imported. Although the supply structure has changed and the share of renewable sources is growing, import dependence remains an important factor of vulnerability. A new disruption on the global market therefore opens in Europe not only the question of the short-term price, but also the old debate about how quickly the continent can reduce its exposure to geopolitical shocks.

At the global level, the situation is coming at a time when the International Monetary Fund still forecasts global economic growth of 3.3 and 3.2 percent for 2026 and 2027, respectively. That means the baseline scenario does not currently start from a global recession, but it also means that a new energy shock could be one of the key tests of that scenario’s resilience. If energy prices remain high for a longer period, the consequences will not be distributed evenly. Energy importers, economies with a larger share of energy-intensive production and countries with less fiscal space could pay a higher price than major exporters or economies that absorb cost shocks more easily.

It is precisely in that inequality that an additional reason lies for why investors are watching the G7 closely. When the largest developed economies act in sync, they are not only protecting their own markets but also trying to prevent instability from spilling over into broader financial contagion, capital flight from more vulnerable economies and new sharp stratification between countries that can afford to pay dearly for security and those that cannot. That is why the current debate on reserves and market stability is not reduced only to the price of one commodity. It speaks to the ability of political centers of power to maintain confidence in the international economic order at a time when key energy flows are exposed to direct geopolitical pressure.

At this moment, the G7 and the IEA have shown readiness for extraordinary intervention, and the European Commission continues to push measures that would more durably reduce the vulnerability of households and businesses to the volatility of fossil fuels. But in the coming days and weeks the market will test the credibility of those moves. If shipping and supply begin to normalize, the current measures could be remembered as a decisive and timely response that prevented the spillover of the energy shock into a deeper inflationary episode. If the crisis deepens, today’s G7 messages will be only the first step in a period in which every new statement, every revision of an assessment and every movement in the price of a barrel will continue to be global economic news.

Sources:

• - GOV.UK – summary of the call among G7 leaders of 11 March 2026, including confirmation of support for the collective release of oil stocks and emphasis on freedom of navigation through the Strait of Hormuz (link)
• - International Energy Agency – official statement on the decision of the IEA’s 32 members to place 400 million barrels from emergency reserves on the market, with data on the scale of the disruption and the significance of the Strait of Hormuz (link)
• - International Energy Agency – overview of the importance of the Strait of Hormuz for global oil trade and data on average traffic of around 20 million barrels per day during 2025 (link)
• - European Commission – package of measures for more affordable and cleaner energy for citizens, with a warning that retail electricity prices in the European Union are still generally higher than before the previous energy crisis (link)
• - Eurostat – publication “Energy in Europe – 2026 edition” with data on the share of domestic production and energy imports in the European Union (link)
• - Federal Reserve – FOMC statement from January 2026 saying that inflationary pressures, inflation expectations, and international and financial developments will be monitored when assessing monetary policy (link)
• - International Monetary Fund – World Economic Outlook with published global growth projections for 2026 and 2027 (link)