How much gas and oil has Europe purchased from Russia since the start of the war?

... while Europe did not allow the Ukraine War to interrupt its longstanding massive purchase contracts for gas from Russia.

The United States is, contrary to what many subreddits' denizens seem to believe, not actually at war with Russia. Ukraine is not a member of NATO. Anything the US does, or does not, regarding sanctions on Russia is up to the US to decide.