Oyiradai ( mn, Ойрадай; ), (?–1425) was a khagan of the

Northern Yuan dynasty The Northern Yuan () was a dynastic regime ruled by the Mongol Borjigin clan based in the Mongolian Plateau. It existed as a rump state after the collapse of the Yuan dynasty in 1368 and lasted until its conquest by the Jurchen-led Later Ji ...

, reigning from 1415 to 1425. Oyiradai ascended to the throne with the help of the Oirats after

Delbeg Khan Delbeg (Mongolian script: mn, Дэлбэг; ), (1395–1415) was a khagan of the Northern Yuan dynasty, reigning from 1412 to 1415. Delbeg was installed by the Oirats in 1412 as a puppet ruler, but this was not recognized by most of Mongol clans ...

was killed by eastern Mongols led by

Adai Khan Adai ( Mongolian: mn, Адай; ), (1390–1438) was a khagan of the Northern Yuan dynasty, reigning from 1425 to 1438. After the prominent eastern Mongol chancellor Arughtai threw his allegiance to him, Adai briefly reunited most of the Mongol ...

or perished in a battle with the

Ming dynasty The Ming dynasty (), officially the Great Ming, was an imperial dynasty of China, ruling from 1368 to 1644 following the collapse of the Mongol-led Yuan dynasty. The Ming dynasty was the last orthodox dynasty of China ruled by the Han peo ...

in the same year. His ascent to the throne was meant to legitimize Oirat rule because he was a direct descendant of

Ariq Böke Ariq Böke (after 1219–1266), the components of his name also spelled Arigh, Arik and Bukha, Buka ( mn, Аригбөх, Arigböh, ; ), was the seventh and youngest son of Tolui and a grandson of Genghis Khan. After the death of his brother the ...

.Societas Uralo-Altaica-Ural-Altaische Jahrbücher, Volumes 7–8, p. 191. Oyiradai’s reign only covers western

Mongolian Plateau The Mongolian Plateau is the part of the Central Asian Plateau lying between 37°46′-53°08′N and 87°40′-122°15′E and having an area of approximately . It is bounded by the Greater Hinggan Mountains in the east, the Yin Mountains to ...

but this was expanded near his death: during his rule, with help from the Ming dynasty, western Mongols headed by Toghan launched two significant campaigns in 1422 and 1423 against Arughtai chingsang and Adai Khan respectively, controlling eastern and central Mongol territory, and both resulted in victory for Oirats. After Oyiradai Khan’s death in 1425, the conflicts among Oirats and western Mongol clans left the throne of khan vacant for several years, and it was not until 1433 when the Oirats finally crowned

Taisun Khan Taisun Khan ( Mongolian: mn, Тайсун хаан; ), born Toghtoa Bukha (), (1416–1452) was a khagan of the Northern Yuan dynasty, reigning from 1433 to 1452. Under his nominal rule, the Oirats successfully reunited the Mongol tribes and thre ...

(Toghtoa Bukha) as the new khan. Meanwhile, in the east, the Oirat’s rival eastern Mongol clans proclaimed Adai Khan as the Great Khan in 1425, which eventually resulted in half a decade of the simultaneous existence of two khans supported by opposing Mongol clans.

References

{{DEFAULTSORT:Oyiradai 1425 deaths Mongol khans Northern Yuan rulers 15th-century Mongol rulers 15th-century Chinese monarchs Year of birth unknown

See also

References