What was the first kingdom in the korean peninsula?!​

Gojoseon was the first Korean kingdom, located in the north of the peninsula and Manchuria, later alongside the state of Jin in the south of the peninsula. The historical Gojoseon kingdom was first mentioned in Chinese records in the early 7th century BCE.

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B: The Joseon Dynasty

Explanation:

Gojoseon originally named Joseon and was the first Korean kingdom, located in the north of the peninsula and Manchuria, later alongside the state of Jin in the south of the peninsula. The historical Gojoseon kingdom was first mentioned in Chinese records in the early 7th century BCE.

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