The eu only suffered because putin applied sanctions on the eu in response to u.s. sanctions on russia that the eu blindly went along with. Lacking a market eu farmers dumped produce in the streets and staged protests, some leaders got the message.
Germany suckles on gazprom pipes and nordstream2 is still progressing, the u.s. frantically harvests shale gaz to challenge the russian supply but getting it to the eu proved quite expensive.
The u.s. is as per usual a litte
paranoid on russian acivities and afraid trumps' ego will get stroked by the kgb savvy russian and he'll sucuumb ceding much n' get little in return.