Tan'gun

'''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. He is said to be the "grandson of heaven", "son of a bear", and to have founded the first kingdom in 2333 BC.

Ungnyeo () was a bear who became a woman according to the creation myth of the Korean nation. She has an important role in the myth as the wife of Hwanung, the divine king of the world, and as the mother of Dangun, the mythological founder of Korea.

poem about Korean and Chinese history published in Goryeo

three legendary treasures of Korea

Hwanung (Korean for the "Supreme Divine Regent") is an important figure in the mythological origins of Korea. He plays a central role in the story of Dangun Wanggeom (단군왕검/), the legendary founder of Gojoseon, the first kingdom of Korea. Hwanung is the son of Hwanin (환인; ), the "Lord of Heaven". Along with his ministers of clouds, rain, and wind, he instituted laws and moral codes and taught the humans various arts, medicine, and agriculture.

Asadal, () was the capital city of the kingdom of Old Chosŏn (), the first Korean kingdom and notably founded by the legendary king Tan'gun. It is thought that Asadal was located in north-central Korea, in the western Hwanghae Province in modern North Korea or in the Pyongyang Province (, with no relation to the modern-day capital of North Korea).

text published in 1979, purportedly describing ancient Korean history

Daejongism (, "religion of the Divine Progenitor" or "great ancestral religion") and Dangunism ( Dangungyo or Tangunkyo, "religion of Dangun") are the names of a number of religious movements within the framework of modern paganism, focused on the worship of Dangun (or Tangun). There are around seventeen of these groups, the main one of which was founded in Seoul in 1909 by (1864–1916).