Ensuring a balance between the three core dimensions of the Energy Trilemma − energy security, energy equity and environmental sustainability − makes the major challenge related to the development of state energy policies. One of the most effective ways to solve the Trilemma challenge is the worldwide collaboration and regional integration. They are the key to unlocking the enormous untapped potential of energy resources, natural transportation routes, and energy storage capacity. What are the critical challenges that are best addressed at global / regional rather than national level? What is the role of Russia in the development of the energy systems integration of Euro-Asian region?