This Insight offers an overview of the EU’s evolving energy policy in the face of the energy crisis which followed the Russian illegal invasion of Ukraine, highlighting the critical interplay be-tween legal measures, market dynamics, and geopolitical strategy. In the first section, the Insight will examine the history of the EU policy on gas and its inherent risks, presenting the supply shock which occurred after the invasion February 2022. In the second section, the Insight details the legislative measures adopted under RepowerEU in the field of gas, describing the various approaches such as reducing consumption..