Sure, but my point is that "suffering personal shame for the good of millions of other people" is an option. Not very Trumpy, but a feasible option available to him.
> Not very Trumpy, but a feasible option available to him.
For someone who is (I would suggest) a malignant narcissist / borderline sociopath like Trump, "suffering personal shame for someone else's benefit" is not an option because it just wouldn't occur to them. Even if you sat down and patiently explained it, the concept just doesn't make sense to them, like, eg., the concept of a flat earth doesn't make sense to non-lunatics.
If the rumours are true, he's had no option but to support Russia since the 80s.