1500 BC: Coalescence of a number of cultural traits including undecorated pottery, megalithic burials, and millet-bean-rice agriculture indicate the beginning of the Mumun Pottery Period in the Korean peninsula.[1]
^Bale, Martin T. (2001). "Archaeology of Early Agriculture on Korea: An Update on Recent Developments". Bulletin of the Indo-Pacific Prehistory Association. 21 (5): 77–84.
^"NASA - Lunar Eclipses of Saros Series 1 to 175". sunearth.gsfc.nasa.gov. Archived from the original on 11 July 2007. Retrieved 13 January 2022.