evidence: As an embodiment of religious and political authority, whomever Tan’gun represents and his successors likely asserted their descent from heaven as Kojosŏn expanded and integrated other groups. In contrast, another legend recognizes a Chinese prince, Kija (Ch. Jizi; r. c. 1126, trad.–c. 1082 BCE, trad.), as the founder of Chosŏn (Kojosŏn). In existence by the second century BCE in China, as China’s interest in Korea grew with territorial expansion under the Han dynasty (202 BCE–220 CE), the legend relates that Kija, a wise uncle of the wicked last ruler of the Shang dynasty (c. 1600–c. 1046 BCE), exiled himself in the east when the Zhou dynasty (c. 1046–256 BCE) conquered Shang. Subsequently, the Zhou founder enfeoffed Kija as the Marquis of Chosŏn, and his descendants ruled