He was a member of the aristocratic Seok clan, which held the throne for much of the early period of Silla.
The Samguk sagi also relates an alliance by marriage with Wa, which was concluded in 313 but broke down in 346.
In 347 there was a major invasion and the Japanese forces laid siege to Gyeongju.
He was the last member of the Seok clan who ruled over Silla.
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