This chapter analyzes the energy crisis in Europe, which has been an emerging problem in recent years. Though it has been making efforts to reduce its dependence on fossil fuels, especially on Russia, it has not been able to achieve much success. A primary reason for this is that energy demand has increased while investments in renewable resources and other forms of alternative energy have not kept pace. This chapter implies a qualitative approach to explaining empirical data of the EU's policy on energy security. The study also focuses on to what extent the EU maintains energy issues during this crisis. What is the relationship between the EU and Russia during the war on energy issues? This research also answers the following question: What are the EU measures on the energy crisis in Europe?