You are again veering from facts and quite frankly, the argument of "this wouldn't occur if Trump was President" is a hypothetical argument that can't be proven or disproven because it's not real. It's a waste of time.
But again, you state that the The West is fine with the invasion of even the Donbas region. This is factually incorrect given the actions of western Europe and NATO since beginning of the invasion. What you mean is that NATO / US will not take direct military action in the conflict.
In terms of Nord Stream 2, Germany announced today it no longer plans to certify the pipeline.
Chancellor Olaf Scholz says Germany has taken steps to halt the process of certifying the Nord Stream 2 gas pipeline from Russia.
apnews.com
In summation, your argument is that the US should take a more militarily aggressive stance and defy another nuclear power. I won't say there is not merit to that, as I am not Nostradamus, but any time you deal with another nuclear power, you must respect that nuclear power.