Begining with the reign of chaos Prime Minister Thaksin Shinawatra are causing disspointment middle and upper class society because of policies made by Thaksin to prioritize the existence of poor people than rich people. Abhisit Vejjajiva was elected to replace the position of Prime Minister Thaksin Shinawatra. Abhisit government was opposed by poor communities. Abhisit called that rebellion “Red Shirts”. The rebels prefer Thaksin, Thaksin’s influence was very strong againts the poor people, so that the Abhisit government thought that Thaksin is the forerunner of rebellion “Red Shirts”. The problems that occured in Thailand more heated since the involvement of Cambodia in Thailand’s internal case. Cambodia adopted Thaksin as an economic advisor to the Cambodian nation, while at that time, he still listed as a fugutive in Thailand. The concept of regional security in one area of the stabilization is essential in maintaining the security of the region. Establishment of agencies that specifically gives his attention to regional security in an area og good action in maintaining unity among the countries that are in one area. Because if there is an imbalance of certain areas of security then it will brings its own threat for the region, and the area or region can’t be considered to retain its unity across the country. ASEAN a less active role in helping countries, make ASEAN regions increasingly doubt their responbilities in maintaining the stability of the region countries. ASEAN Community to be established will not get support because it can’t maintain ASEAN regional security. In one area, if there are two or more countries in conflicts, then the stability of the region will begin to be threatened.