
Greatest Lan Xang king, built That Luang stupa.
Compare Chao Sai Setthathirath with another historical figure:
Setthathirath moved the capital of Lan Xang from Luang Prabang to Vientiane, a strategic location on the Mekong River. This shift centralized power and facilitated trade, but also exposed the kingdom to threats from Ayutthaya and Vietnam.
Setthathirath ordered the construction of the That Luang stupa in Vientiane, which became the most important Buddhist monument in Laos. The stupa symbolized the unity of the Lao people and the central role of Buddhism in the kingdom.
Setthathirath successfully repelled an invasion by the Burmese Toungoo Empire, which had conquered Ayutthaya. He used guerrilla tactics and fortified positions to defend Lan Xang, preserving its independence during a period of regional instability.
Setthathirath disappeared during a military campaign against the Khmer Empire. His body was never found, leading to legends about his fate. His death plunged Lan Xang into a succession crisis and eventual decline.
See how Chao Sai Setthathirath stacks up against other historical figures