1520s in Asia

Photisarath (also spelled Phodhisaraja, Phothisarat, or Potisarat, , 1501–1548), son of King Visoun of Lanxang, is considered to be the most devout of the Lao kings. He banned spirit worship and built temples upon the sites of spirit shrines. His elephant fell and crushed him while he sought to display his prowess to the diplomatic corps. His son Setthathirath returned from Chiang Mai to succeed him to the throne of Lan Xang.

Visoun (Vixoun also Visunarat or Vixounarath) was the king of Lan Xang from 1500 until 1520. He was the seventh son of King Sai Tia Kaphut, King of Lan Xang. He was appointed as Governor of Vientiane in 1480 and as Chief Minister with the title of Phya Sena Muang in 1491 with the reign name of Visoun (Lightning). He served as Regent for his minor nephew from 1495 to 1497. He deposed his nephew and was proclaimed as King in 1500. He ascended the throne and was crowned King in 1501. His reign was prosperous and peaceful with a large number of shrines and monuments being constructed, including th