Sukhothai Province BackGround Sukhothai was the first kingdom of the Thais in this Peninsula. Two Princes-Pho Khun Pha Muang of Muang Rad and Pho Khun Bang Klang Hao of Muang Bangyang combined their forces and fought the Khmers who commanded and extensive empire throughout this p art to the world. They drove the Khmers out [...]