In recent years, With the deepening of reform and opening-up and the social transformation, Our social stakeholders, values and lifestyles increasingly diverse, Various social conflict and social contradictions gradually increase, which caused a lot of group events.Especially the urban colony accidents occur frequently, it have affect the stability in urban.Cities Unexpected Group Events is to appeal to common interest groups, the city and its surrounding areas of population, and regional group events. Current urban colony accidents is mainly for the collective appeal, demonstrations, ex-communicated, party and government organs and siege in Lhasa, etc. With increasing number and size bigger and participation body composition diversity, the direct benefit of the masses event feel increasing trend. This has certain positive role, also have ignored the negative effects. Cities colony accidents occur, both system and policy, also has the government management ability and the quality is not high, the reason is closely related with the social psychology. Therefore, we must constantly improve various mechanisms, adjust the relevant policies, speed up the construction of the government management ability, and the improvement of the quality of personnel, the reconstruction of social trust or credit systems and pay attention to the social psychology counseling. Only in this way, can adjust between various interest groups, the relationship between social classes, as far as possible to prevent and reduce the urban colony accidents occur, better maintain social stability and promote social harmony, and promote national economic and social development and healthy and rapid progress. |