The article discusses how the EU is working on securing diverse and renewable energy sources to improve energy security and reduce reliance on fossil fuel exporters like Russia. It looks at the EU's energy production, consumption, and challenges, as well as its involvement in energy treaties and the Energy Community. The EU's trade relations with Russia in oil and gas are analyzed, highlighting the importance of external energy supplies for the EU's foreign policy. The EU is focusing on diversifying energy sources through trade liberalization, promoting renewables, and updating energy treaties to enhance energy security.