River systems of Thailand divides into two major branches, the " Tiền Giang" (Front River) and "Hậu Giang" (Back River). These in turn enter the South China Sea through nine estuaries. The following are the principal tributaries of Mekong River which flow through Thailand (tributaries entirely outside the Thai border not shown). The Mekong drains a considerable portion of northeast Thailand. In terms of Thai territory drained, it is second only to the Chao Phraya system. The Salawin River rises in Tibet (Tibetan: རྒྱལ་མོ་རྔུལ་ཆུ།) after which it flows through Yunnan, where it is known as the "Nujiang" River (), although either name can be
Boundary Treaty of 1874 between Chile and Bolivia Boundary Treaty of 1874 between Chile and Bolivia The Boundary Treaty of 1874 between Chile and Bolivia, also called the Treaty of Sucre, was signed in Sucre on August 6, 1874 by the Bolivian Minister of Foreign Affairs Mariano Baptista and the Chilean plenipotentiary minister Carlos Walker Martínez. It superseded the Boundary Treaty of 1866 between Chile and Bolivia and it kept the border between both countries at the 24° South parallel from the Pacific Ocean to the eastern border of Chile. The Treaty abolished the zone of bipartite tax collection on the export dues on minerals found between parallel