Proper noun
Hwarang
An ancient warrior group of male youth originated in Silla kingdom.
It was completed in 1145 and relied not only on earlier Chinese histories for source material, but also on the Hwarang Segi written by the Silla historian Kim Daemun in the 8th century. Source: Internet
These Silla warriors then became known as Hwarang or "blossoming knights." Source: Internet