Been that way since before the founding. We have a half dozen examples of groups that were kicked out of their home countries for being too hateful setting up shop here. It’s a fundamental part of the culture. Brainwashing implies the (forcible) changing of one’s thoughts and opinions. That’s largely not applicable here since it’s all baked in from the get go.
A significant percentage of Americans have always been plenty hateful, no brainwashing necessary.
That’s just brainwashing that was already done.
Been that way since before the founding. We have a half dozen examples of groups that were kicked out of their home countries for being too hateful setting up shop here. It’s a fundamental part of the culture. Brainwashing implies the (forcible) changing of one’s thoughts and opinions. That’s largely not applicable here since it’s all baked in from the get go.