What
"evidence" did
Europeans use to
justify their racism?

However, as societies have become increasingly committed to the belief in freedom and equality -- as once revolutionary ideas about equal rights for all have become more widespread, especially in the West -- then those groups that are systematically denied these entitlements are claimed to possess what Fredrickson calls "some extraordinary deficiency that makes them less than fully human". That is, racism arose as a result of the contradiction between egalitarian principles coupled with the exclusionary treatment of specific ethnic groups: the rejection of organically hierarchical societies brought with it the implied necessity to account for the fact that some groups were subjected to servitude, enforced separation from the rest of society, or ghettoization.

Explanation:

answer; dishonor to his country,polyneices was a traitor;

answer; apache