Amphoe Pak Thong Chai 4.91

Pak Thong Chai is a district in the southern part of Nakhon Ratchasima Province, northeastern Thailand.HistoryThe area was an important city since the Khmer era, controlled by Mueang Phimai. In the reign of King U Thong of Ayutthaya it was named Mueang Pak. When King Narai the Great built Mueang Nakhon Ratchasima as the northeastern frontier city of Ayutthaya, Mueang Pak was a frontier city of Nakhon Ratchasima, then called Dan Chapo (ด่านจะโปะ). King Taksin the Great changed the name of the city to be Pak Thong Chai and arranged this area for Lao people from Vientiane kingdom. He promoted Phia Upparacha of Vientiane to be Phraya Wongsa Akkharat (พระยาวงษาอรรคราช), the governor of Pak Thong Chai.King Chulalongkorn (Rama V) changed the city status to a district in 1908 as part of the thesaphiban administrative reforms.GeographyNeighboring districts are Sung Noen, Mueang Nakhon Ratchasima, Chok Chai, Khon Buri and Wang Nam Khiao.