The Goguryeo language, or Koguryoan, was the language of the ancient kingdom of Goguryeo (37 BCE – 668 CE), one of the Three Kingdoms of Korea.Early Chinese histories state that the language was similar to those of Buyeo, Okjeo and Ye.Lee Ki-Moon grouped these four as the Puyŏ languages.The histories also stated that that these languages were different from those …

The earliest known Korean pottery dates back to around 8000 B.C.E. or before, and archaeologists have found evidence of Mesolithic Pit-Comb Ware culture or Yungimun Pottery throughout the peninsula. The Gosan-ni in Jeju-do provides example of a Yungimun-era site. Jeulmun or Comb-pattern Pottery from after 7000 B.C.E. have been found, and concentrations of pottery with …