The Iran war economy impact is now spreading across major global economies. New business surveys show that rising energy prices and high uncertainty are slowing down growth in many countries. Inflation expectations are also rising at the same time. Early data collected from companies in the United States, Europe, and Japan show a clear drop in business activity. These surveys are based on purchasing managers who track real business conditions in factories and service firms. The conflict has disrupted key energy routes. Oil and gas prices have increased sharply. This is adding pressure on transport, manufacturing, and household costs in many countries. The situation is also making global markets more unstable. The Iran war economy impact is creating what experts call a “double shock.” Higher energy costs are pushing inflation up. At the same time, business activity is slowing down. This combination reduces growth and increases financial stress. Central banks are now closely watching the situation. Many are considering tighter monetary policy to control inflation. Higher interest rates could be used if prices continue to rise quickly in the coming months. In the eurozone, economic activity has nearly stopped growing. A key business index fell to 50.5 in March, down from 51.9 in February. A reading above 50 shows growth, but this latest number shows only very weak expansion. Manufacturing and service sectors in Europe are both under pressure. Companies report higher input costs and delays in deliveries. Many firms also expect to raise their prices to cover rising expenses. France saw a sharp drop in business confidence. Germany also recorded slower private sector growth, falling to a three-month low. These changes show that the region is losing momentum. Economists say the Iran war economy impact is creating “stagflation risks.” This means slow growth combined with rising prices. This is one of the most difficult economic conditions for governments to manage. In the United States, business activity is also slowing. A key index dropped to 51.4, the lowest level in nearly a year. The services sector showed the biggest decline, while energy costs continued to rise. Higher fuel prices are also affecting jobs and hiring plans. Many companies are becoming more cautious about expanding or recruiting new staff due to rising costs and uncertainty. In the United Kingdom, business growth is slowing at its weakest pace in six months. At the same time, manufacturing costs are rising at the fastest rate in decades, creating pressure on both firms and consumers. Japan is also feeling the impact. Its business activity index fell to 52.5 from 53.9. Growth is still positive, but it is slowing down for the third month in a row. Despite these challenges, most economists are not predicting a full global recession yet. However, they warn that risks are rising if the conflict continues or energy prices remain high for a long period. A major concern is the Strait of Hormuz. Around one-fifth of global oil passes through this route. Any disruption there can quickly affect global fuel supply and prices. Experts say the final impact depends on how long the conflict lasts. If energy infrastructure damage continues, global supply chains may face further pressure in the coming months. Economic analysts also warn that uncertainty alone can slow investment. Businesses may delay projects, reduce spending, and hold back hiring until conditions become more stable. An international economic body recently said it is too early to measure the full damage. However, it confirmed that downside risks for the global economy are increasing. The Iran war economy impact is now seen as one of the key global risks for 2026. Rising energy costs, weak growth, and higher inflation are combining to create pressure across major economies worldwide.