Apparently he has "internalized" the dominant group's prejudices against his own people.
Prejudice is prejudging or some likeness, ordinarily contrarily. Sociologists found that a few people learned partiality after relationship with specific gatherings. Racism was not the reason for joining a bigot gathering but rather the consequence of their enrollment in that gathering. It has been discovered that partiality against one racial-ethnic gathering prompts bias against others. Individuals can figure out how to be partial against their own particular gatherings by internalizing the standards of the prevailing gathering.