
When Taejo of Joseon ascended to the throne in 1392, he continued to use the laws of Goryeo, and the noble titles he gave to his sons, nephews, and sons-in-law were all "prince" (군).

Portrait for Taejo of Joseon, a 1872 copy painted by Cho Chungmuk Yi Seok also caught attention as of the 100th anniversary of Korean independence on March 1, 2019. The July 2005 funeral of Yi Ku, former head of the royal household, attracted considerable media coverage. With the Constitution succeeding to the Provisional Government, the descendants of the Imperial Family continue to be given preference and constitute a favored symbol in South Korea. The treaty was nullified in the Treaty on Basic Relations between Japan and the Republic of Korea.
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This lasted until 1947, just before the Constitution of Japan was promulgated. All of his descendants are members of the Jeonju Yi clan.Īfter the Japan–Korea Treaty of 1910, in which the Empire of Japan annexed the Korean Peninsula, some members of the Jeonju Yi clan were incorporated into the Imperial House of Japan and the Japanese peerage by the Japanese government. The House of Yi, also called the Yi dynasty (also transcribed as the Lee dynasty), was the royal family of the Joseon dynasty and later the imperial family of the Korean Empire, descended from the Joseon founder Yi Seong-gye.

125 cadet branches (approximately 105 extant) including:
