About: Tissa of Vientiane

Sadet Chao Fa Jaya Tissa (Thai: เจ้ามหาอุปราช (ติสสะ)) was a Laotian prince. He was the viceroy (oupahat) of Vientiane from 1826 to 1827. In Vietnamese records, he was called Ấp Ma Hạt (邑麻曷). Tissa was a son of Chao Ong Boun. He was also a half-brother of Chao Anouvong. Tissa was appointed the viceroy (Oupahat) in 1826. In the next year, Anouvong revolted against Siamese. Tissa appointed as deputy commander-in-chief of Vientiane army. He led one of three Laotian armies to fight against Siamese. His army marched south to Kalasin, however, after some delay, he had to retreat because superior Siamese forces was coming. He was blamed for releasing a senior Siamese official, who later went to Bangkok and revealed the Laotian plan of campaign. On this basis he was falsely accused of treason.