Trump is effectively undermining Europe, However Europe is in a weak position as it does not have Russian gas anymore, it has little in the way of energy supply, if Europe were to supply ireland with finance to develop kinetic energy, and to develop hydroelectricity, as to quote the song we are surrounded by water, Europe would more self reliant.
Trump like most politicians does not do much long term thinking, although he does realise as does China, that Russia has vast energy resources.
Russia has vast energy resources , Europe does not.Trump may be unpredictable and is rather like a clown in a circus but he realises something that europe does not.
Russia does not need to move further into mid europe for energy supply, Europe is protected in germany poland turkeyand elsewhere by US bases