Around B.E. 1718 -1800, the Khmer Empire which had been powerful and sent its governor to most Thai kingdoms.
•Pho Khun Bangklanghao and Pho Khun Pha Mueang who were then friends revolted against the Khmer governor of Sukhothai.
•They were both considered the founder of Sukhothai.
•Pho Khun Pha Mueang offered Pho Khun Bangklanghao to be the first king, named “Pho Khun Sriintrathit”, making Sukhothai the 1st Kingdom of the Thai Nation.