Norway's previously long-standing cordial relations with Russia have deteriorated to the point that there is a real chance that simmering feelings could escalate, leading to a breakdown of cooperation in the oil and gas sector, writes Platts.

Through a series of deals with Rosneft, the Russian state-controlled oil company, Trafigura exported almost 9m barrels of crude in April, worth more than $500m, according to port data compiled by Nefte Compass, an industry publication.

Venezuela and Russia's top oil producer, Rosneft, have agreed on around $14 billion in investment in the South American OPEC country's oil and gas sector, President Nicolas Maduro said on Wednesday evening.

OAO Rosneft may have to turn to competitors to buy natural gas and state aid to help honor a $50 billion contract it won away from OAO Novatek three years ago, according to two people with knowledge of the matter.

To help Gazprom reach Central European markets, Russia has advocated the construction of a pipeline that would run from Greece to Macedonia, Serbia and Hungary

Russian energy company Gazprom has made it clear that it intends to move forward with the construction of the Turkish Stream natural gas pipeline as quickly as possible, whether or not the project can overcome political obstacles in Europe.

Russia is developing non-dollar financing and ties with China in the face of U.S. and EU sanctions

Sanctions have stopped Russia’s state-controlled oil group Rosneft expanding its trading operations, the company revealed on Tuesday, preventing it from capitalising on one of the main revenue sources tapped by western rivals during the oil price rout.

The rebound in oil prices has wide-reaching implications. For one, it certainly affects the situation in Russia and the Ukraine. As the price of oil stabilizes, the Russian government has become more comfortable with its fiscal situation, despite the fact that low oil prices and Western sanctions have sunk the country into a recession that will likely last through next year.

Naftogaz's role is the creation of an efficient gas market in Ukraine.