I don't wanna say but some people decide to do the unthinkable and that's how boulevards are filled with statues. You always have a choice, they just all suck.

There were quite some that refused due to principles and beliefs, but I guess not enough, and when there are not enough the first sacrificed for nothing.

Some places for other evil ideas that didn't reach global size, it means enough people stood up and they won.

Whats the formula? I guess nobody knows.

Yes, that was already the first scenario presented. I was presenting a different one to help you understand how someone could reach the opposite conclusion.