Tan'gun, also known as Tan'gun Wanggŏm, was the legendary founder and first king of Gojoseon, the first Korean kingdom. He founded the first kingdom around the northern part of the Korean Peninsula. H
Portrait of Tan'gun (by Chae Yong-sin, 19–20th century)
A South Korean postage stamp in 1956 (Dangi 4289)
Mausoleum of Tangun, in Kangdong County, North Korea
Mansindo, early 19th c. Korean shamanic painting
Tengri is the all-encompassing God of Heaven in the traditional Turkic, Yeniseian, Mongolic, and various other nomadic religious beliefs. Some qualities associated with Tengri as the judge and source
Tan'gun
…Day (Gaecheonjeol). It is a religious anniversary started by Daejongism (대종교; 大倧教), worshipping Tan'gun. Many Korean historians regard Tan'gun and Tengri as being etymologically identical. In Korean mythology, Tan'gun's ancestry legend begins with his grandfather Hwanin (환인; 桓因), the "Lord of Heaven…
Seal from Güyüg Khan's letter to Pope Innocent IV, 1246. The first four words, from top to bottom, left to right, read "möngke ṭngri-yin küčündür" – "Under the power of the eternal heaven".
The Khan Tengri pyramidal peak