Association of Southeast Asian Nations (Association of Southeast Asian Nations or ASEAN) was established by the Declaration of Bangkok (The Bangkok Declaration) on August 8, 2510 by founding members are 5 countries, including Indonesia, Malaysia, Philippines, Singapore and Thailand, which. with representatives of the 5 countries: Mr. Adam Malik (Indonesian Foreign Minister) Tun Abdul Hussain bin seizures (Deputy Prime Minister. Minister of Defence and Minister for National Development Malaysia) Mr. Nasir Faso Ramos (Secretary of the Philippines), Mr. S. Rajaratnam (Minister of Foreign Affairs, Singapore), and Colonel (exclusive) right Khoman (Secretary of State. UK) later had various members include. Brunei Darussalam (A member on January 7, 2527), Vietnam (28th July 2538), Laos, Myanmar (July 23, 2540) and Cambodia (on April 30, 2542), respectively, from the entry into Cambodia. Make the 10 ASEAN member countries in Southeast Asia.