Princess Cheonmyeong, was a princess of Silla, one of the Three Kingdoms of Korea, and is notable as the sister of Queen Seondeok of Silla, and reigned as Silla's which number ruler?
Queen Seondeok of Silla Queen Seondeok of Silla (Hangul: 선덕여왕 ] ; 595~610 – 17 February 647) reigned as Queen Regnant of Silla, one of the Three Kingdoms of Korea, from 632 to 647. She was Silla's twenty-seventh ruler, and its first reigning queen. She was the second female sovereign in recorded East Asian history and encouraged a renaissance in thought, literature, and the arts in Silla.
Siljik Siljik was the name of first an independent kingdom (Siljik-guk) and then a province of Silla (Siljik-gun). It was located near present-day Samcheok, in Gangwon Province, South Korea.