Legend has it that Korea began with the founding of Gojoseon (also called Ancient Chosun) by the legendary Dangun in 2333 BC. Archaeological and contemporaneous written records of Gojoseon as a kingdom date back to around 7th 4th century BC, functioning as a loose confederation of smaller polities. The western half fell to the encroaching Han Dynasty of China and its territories were governed by remote outposts, but was a tenuous foothold and the natives of the peninsula and Manchuria…