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Nakhon Ratchasima was thereafter mentioned in Siamese chronicles and legal documents as a "second-class" city of the Ayutthaya Kingdom.A royal governor ruled the city in a hereditary position.


There are no scheduled air services operating from the airport.The Isan region accounts for half of Thailand's exports of those commodities.Together, these three agricultural commodities employ 700,000 Isan families.Khorat is at the western edge of the Khorat Plateau.Historically, it once marked the boundary between Lao and Siamese territory.It is the first segment of a dual track network that will connect Isan with the Laem Chabang seaport.

Passing near the city is Mittraphap Road (Thailand Route 2).

After the final phase of the Ayutthaya kingdom ended with its complete destruction by the Burmese in 1767, a son of King Boromakot attempted to set himself up ruler in Phimai, holding sway over Khorat and other eastern provinces.

King Taksin of the Thonburi Kingdom (1768–1782) sent two of his generals, brothers Thong Duang and Boonma, to defeat the prince, who was executed in 1768.

The Thanon Chira Junction to Khon Kaen opened on 1 April 1933.

Khorat station was changed to Nakhon Ratchasima Railway Station in 1934.

A full account of the war and its impact on Laos and Siam, is detailed in the book, Lady Mo and Heroism at Tung Samrit, written by Frank G Anderson.