A few articles spelled out the problems with getting in Russia's space. Germany depends on their oil and gas, and I think the UK does, a little. We know that fertilizer costs will rise, or they will have to learn how to use Coal again, or buy from China.
So you think Obama will rob Peter to pay Paul? He could finally give up the war on Coal to support the fascists in the Ukraine.
(A few articles suggest that the takeover of the Ukraine was orchestrated by a fascist group, with American support)