From the first day of the summit of EU leaders in Brussels, the message resonated loudly: there seems to be one single front against Russia and toward the creation of the Energy Union, while a widespread criticism over the European approach to the Greek saga emerged amid tensions.

As the West tightened its grip on Russia with sanctions, particularly in energy, following the annexation of Crimea last year, the European Union is trying to expand its cooperation to counter Russia's dominant position in energy sector.

Russian oligarch Mikhail Fridman’s investment fund said Wednesday it sent a “detailed response” to U.K. government objections to its deal to take over offshore natural-gas fields amid a period of icy relations between Moscow and the West.

As most of Russia’s energy exports go to the European Union, both players are strongly interdependent. For Russia, energy resources, especially gas, are viewed as a tool to project power beyond its borders.

Ex-BP boss aims to build major energy industry player from scratch Lord Browne heads new oligarch-backed $10bn fund L1 which is buying up energy industry assets while price of oil is low

Russia’s bid for Turkish Stream pipeline may open the gates to the competition it most fears

China and Russia will seal an agreement later this year on piped gas from Western Siberia, China’s foreign minister said on Sunday, a deal that will continue Russia’s economic shift towards Asia and away from Western Europe.

The European Union should share the cost of filling Ukraine’s natural-gas storage if it wants to prepare for worst-case scenarios next winter, the country’s energy minister said in an interview, highlighting a potential clash in coming negotiations between the EU, Kiev and Moscow.

While many may be counting on US LNG as an alternative solution to solve the diversification dilemma in Europe, Sergei Komlev, Head of Contract Structuring and Price Formation Directorate, Gazprom Export, says "not so fast."

The strategic task of the European Union's Energy Union is to diversify sources and delivery routes of energy in order to guarantee energy security for the EU and make energy prices controllable