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
Boundary Treaty of 1866 between Chile and Bolivia and Chile reopened talks which concluded with the Treaty of Sucre or Boundary Treaty between Bolivia and Chile of 1874 (see English version in ). The pact kept the 24th parallel as the boundary between Bolivia and Chile and Chile relinquished its former rights of condominium in return for no future nitrate tax increases over Chilean companies. Boundary Treaty of 1866 between Chile and Bolivia The Boundary Treaty of 1866 between Chile and Bolivia, also called the Mutual Benefits Treaty, was signed in Santiago de Chile on August 10, 1866 by the Chilean Foreign Affairs Minister Alvaro Covarrubias and the