One of the greatest challenges of Ethiopia is to promote wider societal development because the notions of ethnicity are fall prey to atomized competitions, hostility or conflicts. These fraudulent competitions are directed in the struggle for political power, public offices, and socioeconomic opportunities by mobilizing their constituencies to think except ‘their own members’ are in power, they are unable to secure the national benefits. Nevertheless, ethnicity does neither inherently revolutionary nor impermeable, as many multi -ethnic nations do not have major troubles with their diversities but a potential factor for cultivation. Understanding the psychological perspective that improve ethnic group relations of the family can assist notify involvements to enhance ethnic group members of the family. This seminar examines social psychological manners of ethnic perception and relation which are fundamental to promote ethnic members of the family and discusses how those forces may be forwarded to enhance ethnic organization members of the family, regularly through the enchaining of high-quality ethnic organization contact. I similarly keep in mind how promoting ethnic relationships advantaged and deprived corporations may also reply in a different way at the manner to involvements, and how a focal point frequently on improving high-quality ethnic group attitudes may also fall brief of ameliorating structural inequality among societies. I pick out modern conceptual and realistic demanding situations and advocate guidelines for future. The result of the study shows that Social psychology contributes undoubtedly to society via promoting social harmony, Positive, cooperative relation among contributors of various companies reduces tension and may generalize the significance of organization memberships, improves shared identities, and apprehend organization variations in a tremendous way.Emphasized ethnic group relations at local area by relating to Eastern Hararghe Zone of Amahara, Oromo, Somale, and others ethnics where living, cultures particularly, in Jarso Woreda is on the individual, which in its worst forms of ethnic relations can foster selfishness or indifference to others. However, promoting of a sense of relations goes beyond single ethnic group rather to focus on interdependence and relationships

Keywords: Ethnic relation, stereotypes, prejudice and Ethnocentrism