[History Is Alive - Gojoseon Edition] Episode 12: The Arrival of the Iron Age

1. This history series, episode 12, reports that Gojoseon entered the Iron Age around 400 BCE, and that iron farming tools and weapons became widespread.
2. The series describes how one iron plowshare cost one-tenth of a bronze sword and grain production tripled, and notes that officials of Wanggeomseong monopolized iron production.
3. The mainstream view in academia is independent development under the influence of China's Qin and Han period, while the possibility of exchange with Scythian iron culture is presented as a new view.

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