Like it or not. War is how national borders change. Calling it illegal is a useless objection. You are correct.
Not to mention if Biden is for them, Inam against them.
I agree.
Rules are made by people who win. If a nation “breaks the rules” but wins in the end, then there is no chance that the world will hold any sort of grudge. It will be over. Illegal? What? That? No one will care.