Moei River The Moei River forms the border between Thailand and Burma. The river is the scene of clashes between the Tatmadaw and Karen militias. Often Karen people cross the river either in order to enter Thailand as refugees or to go back to Burma. Moei River The Moei River (, , , ) is a tributary of the Salween River. Unlike most rivers in Thailand, the Moei River flows north in a northwest direction. It originates in Phop Phra District, Tak Province, flowing then from south to north across Mae Sot, Mae Ramat, and Tha Song Yang Districts, finally entering the
Mekong River Commission including China, Burma (Myanmar), Laos, Thailand, Cambodia, and Vietnam. From its conception until 1995 the organization was under the leadership of an "executive agent". Since then it has had CEO's. The Mekong River Commission and its predecessors have never included the People's Republic of China (which was not a member of the United Nations in 1957) or Burma (which does not significantly rely on or tap the Mekong), whose territory contains the upper Basin of the Mekong. Although a New York-based organization called SERVIR has started a joint initiative project, SERVIR Mekong project, with five countries, Thailand, Cambodia, Laos and