Muang Soui


Muang Soui is a small town in Xiangkhouang Province in northeastern Laos. It is located along Route 7, northwest of Phonsavan.

Laotian Civil War

Due to its location northwest of the strategic Plain of Jars, the town with its all weather runway was a major base area for the Forces Armées Neutralistes a "third force" in the Laotian Civil War from 1961 until 1966. The town was overlooked by the People's Army of Vietnam and Pathet Lao positions on the Phou Khout ridgeline. The FAN attempted unsuccessfully to take the Phou Khout ridgeline in Operation Triangle in July 1964 Following the disintegration of the FAN into pro and anti-communist forces in 1966, the town was effectively controlled by the Royal Lao Army. Captured by units of the PAVN 312th Division supported by PT-76 light tanks during the Campaign Toan Thang in June 1969. Royalist forces supported by U.S. airpower tried unsuccessfully to recapture Muang Soui during Operation Off Balance in early July 1969. The town was recaptured by Royalist forces in late September 1969 during Operation About Face. After falling again to the Communists, it was recaptured by Royalist troops in Phou Khao Kham during August 1971.