Conflict between racial and ethnic groups has been a problem throughout history, and is still a major problem today. Three underlying reasons for conflict between racial and ethnic groups are religious differences, racist upbringings of children, and a history of conflicts between racial and ethnic groups.
Religious differences have brought about conflict from as far back as the start of recorded history. Religious differences brought conflict during the times of Jesus Christ, and are well evidenced in the Bible. During the Crusades, battles were fought as a result of religious differences, in an effort to spread Christianity throughout