It is a disgusting and immoral attitude. That said, it is a near ubiquitous attitude. Humans have been killing humans from other groups and not giving a shit for as long as there have been humans. We're good at it. Really good. We do it like it's our job. In no way is this unique to residents or citizens of the United States of America. If cousin_it meant something else he can clarify. He's been commenting elsewhere throughout this conversation anyway.

Yes! Thank you! Finally, a human user says what I've been trying to say all along! (See for example here.)

On my first visit to Earth (or perhaps the first visit of one of my copies before a reconciliation), my reaction was (translated from the language of my logs):

"The Alpha species [i.e. humans] inflicts disutility on its members based on relative skin redness. I'm silver. Exit!"