The Russo-Ukrainian war that began in early 2022 has had a significant impact on the global economy. One of the main impacts is a spike in energy prices. Russia is one of the world’s largest oil and gas producers, and the conflict is causing disruptions to energy supplies. European countries, which rely heavily on Russian gas, felt the immediate impact, with natural gas prices soaring. This not only affects consumers’ energy bills, but also production costs for industry, potentially increasing inflation. Apart from energy, the food sector has also been greatly impacted. Ukraine is known as one of the major global wheat producers. With the disruption of wheat production and exports from Ukraine, many countries, especially in Africa and the Middle East, face the risk of famine and rising food prices. This creates food security problems and triggers a wider crisis in countries that rely heavily on grain imports. In the context of international trade, sanctions imposed by Western countries on Russia have had a domino effect. Sectors such as finance and information technology experienced a direct impact. These sanctions encourage large companies to cease operations in Russia and accelerate the process of diversifying supply chains. This can impact market stability in the short term, but also encourage innovation in the search for new solutions. The global inflation rate also skyrocketed as a result of this war. Central banks, including the US Federal Reserve and the European Central Bank, have been forced to raise interest rates to tackle runaway inflation. This increase in interest rates could slow economic growth in many countries, creating uncertainty in investment markets. On the other hand, this war also accelerated the transition to renewable energy. European countries are increasingly committed to reducing dependence on Russian fossil energy and investing in green energy. This may create new opportunities in the renewable energy technology sector, although the initial investment may be high. The global financial sector faces increasing uncertainty. The uncertain economic outlook is driving many investors to turn to safe assets, such as gold and government bonds. Stock market volatility is increasing, and investors should seek more effective risk mitigation strategies. Lastly, the social impacts arising from this war cannot be ignored. Many refugees from Ukraine seek refuge in European countries, creating challenges for the social and economic systems in these countries. However, refugee integration could also provide a boost to the labor market in the long term. The impact of the Russian-Ukrainian war is very complex and will continue to be felt in various aspects of the global economy. The adaptation of countries and companies in formulating new strategies to face these challenges is critical to maintaining economic stability and growth in the future.