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
Kuomintang in Burma provided the Burmese government concrete evidence that Taiwan had been supplying the KMT guerillas with military supplies of American origin. The diplomatic crisis that ensued prompted the United States to exert strong pressure on Taiwan to evacuate its remaining troops from Burma. Between March 17 and 31 April 1961, Taiwan evacuated around 4,400 KMT guerillas and dependents. The rest, a handful about 450 to 700, either remained in Burma or fled to Thailand and Laos. In general, scholars agree that the KMT crisis was an event of significant impact on Burma's history. The KMT intrusion into Burma had the unintended