The energy crisis in Russia has become an important factor influencing the global economy. After international sanctions were implemented in response to various Russian political actions, the impact on energy markets was very significant. Limited energy supplies and fluctuations in oil and gas prices have experienced sharp increases, having mixed impacts on many countries. Reductions in Russian gas supplies to Europe, previously a key partner, rocked the energy sector. European Union countries are trying to find other alternatives, such as increasing imports of liquefied natural gas (LNG) from the United States and other producing countries. This transition not only poses logistical challenges, but also causes a spike in energy prices that has a direct impact on the cost of living. As a result, inflation increases, affecting people’s economic decisions. The industrial sector also experienced a major impact. Rising energy prices forced many companies to adjust their business models, resulting in production cuts and employee layoffs. Countries that rely heavily on Russian energy, such as Germany, have been forced to invest heavily in renewable energy and new infrastructure. This step, although important for sustainability, requires a significant amount of time and resources. In addition, developing countries that depend on energy imports from Russia feel the direct impact. Rising energy costs are hitting their economies, creating challenges for post-pandemic recovery efforts. Some of these countries see social protests as a reaction to rising costs of living, which could lead to political instability. In a geopolitical context, this energy crisis accelerates a shift in power in the global energy market. Other oil-producing countries, such as Saudi Arabia and Qatar, are increasingly playing a role in meeting rising global demand. On the other hand, this also opens up opportunities for green technology and renewable energy innovation. Investors are now more cautious, considering geopolitical risks in their decisions. Uncertainty regarding global energy supplies triggers volatility in stock markets, affecting long-term investments. The financial sector responded by adjusting portfolios to minimize risk, impacting the availability of capital for new energy companies. The long-term impact of the energy crisis in Russia cannot be ignored. Countries around the world will continue to seek solutions to reduce dependence on unstable energy sources. Innovation in renewable energy technology, as well as increasing energy efficiency, could become a new focus in facing this challenge. This energy crisis has also increased global discussions regarding climate change. Many countries are starting to reconsider their energy policies towards sustainability, accelerating the transition to clean energy in response to uncertainty in fossil energy supplies. This is an important moment in designing a more resilient and sustainable economy. These challenges, while great, also create opportunities for international collaboration in the energy sector. Through innovation and joint investment, countries can strive to achieve greater energy security. Going forward, the balance between energy needs and sustainability will be a major focus in global discussions.