至宋代,南诏成为中国的藩属。到元时,中国势力日趋强盛;大理被元军所灭,成为中国的行政区域。泰人便陆续南移至现今泰国北睡之地,并逐步沿洞公河顺流而下,至公元 1275年,汇合成一个强悍的民族,定都素可泰,建立了遏罗王国。 泰族立国后;战事连年不断.频受四周强邻的侵扰,因此,历朝皇帝都崇尚武力,以巩固其王朝统治和对付频生的内争外患。 To the Song Dynasty, Nanzhao became China’s vassal. By the time of Yuan Dynasty, the Chinese forces became increasingly prosperous; Dali was destroyed by the Yuan army and became the administrative area of ​​China. Thai people will gradually move south to Thailand to sleep in the North now, and gradually along the cave down the river, to AD 1275, converging into a powerful nation, capital Sukhothai, the establishment of the Kingdom of Sherlock. After the founding of the nation of the Thai nation, the war continued for many years and was frequently invaded by the neighboring strong neighbors. Therefore, the emperor of the previous dynasty all advocated the use of force to consolidate its dynastic rule and deal with the foreign crises of foreign affairs.