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
Treaty between Thailand and Japan (1940) Treaty between Thailand and Japan (1940) The Treaty between Thailand and Japan Concerning the Continuance of Friendly Relations and the Mutual Respect of Each Other's Territorial Integrity was concluded in Tokyo on June 12, 1940 between the Thai and the Japanese governments. The treaty was a step in co-operation between the Thai and the Japanese governments, which eventually became allies in the Second World War. Ratifications were exchanged in Bangkok on December 23, 1940. The treaty became effective on the same day and was registered in "League of Nations Treaty Series" on July 26, 1941. Following the Japanese invasion of