Burnwinter official imports are zero, notwithstanding fossil products sold by Russia to India or other third countries and then re-sold to Germany with a different provenance label and a premium slapped on it.
To add to what you said US policy has always been to drive Russia and Europe and specifically Germany apart. If it were up to them Germany would have never been allowed to buy Russian gas for 30+ years, it was because of social democrat politicians who actually put German interests above American it did happen; all scholars agree the whole 'economic miracle' of rising from the ashes to a world economic power would have been impossible without cheap Russian gas.