The Group of Seven democracies have sought to crimp Russia's oil export earnings that help fund the war against Ukraine.

The U.S. Departments of Treasury and State Friday applied new sanctions on Russia's oil production and exports. Sanctioned were oil companies, 183 ships, dozens of oil traders, insurance companies and energy officials.

The White House, now unconcerned about the effect on gas prices and inflation, blacklisted two of Russia’s biggest oil producers and nearly 200 tanker ships.

The United States will impose some of the harshest sanctions yet on Russia's oil industry, according to a purported U.S. Treasury document circulating among traders in Europe and Asia that drove global oil prices 3% higher on Friday.

President Joe Biden's administration says it's expanding sanctions against Russia's critically important energy sector over its war in Ukraine.

The U.S. Treasury Department is sanctioning Russian oil companies, tankers, officials and executives. Oil prices jumped on worries that crude supplies would face disruptions. Oil prices jumped more than 3% on Friday as the U.

Russian oil producer Gazpromneft shrugged off the impact of major new U.S. sanctions on Friday, while insurance company Ingosstrakh said they would create a market vacuum that would benefit less reputable competitors.

The US has imposed sanctions on over 30 Russian oil service companies. At the same time, restrictions have also affected a Serbian company linked to Gazprom Neft, according to the US government website and the US Department of the Treasury.