Choe Hang was a civil minister (called munsin) of the Gyeongju

Gyeongju

Gyeongju is a coastal city in the far southeastern corner of North Gyeongsang province in South Korea. It is the second largest city by area in the province after Andong, covering with a population of 269,343 people according to the 2008 census. Gyeongju is southeast of Seoul, and east of the...

 Choe clan during the Goryeo

Goryeo

The Goryeo Dynasty or Koryŏ was a Korean dynasty established in 918 by Emperor Taejo. Korea gets its name from this kingdom which came to be pronounced Korea. It united the Later Three Kingdoms in 936 and ruled most of the Korean peninsula until it was removed by the Joseon dynasty in 1392...

 dynasty. In 991, the 10th year of King Seongjong

Seongjong of Goryeo

Seongjong of Goryeo was the sixth monarch of the medieval Korean kingdom Goryeo. He was the second son of Daejong, and a grandson of Emperor Taejo. He ascended the throne after Gyeongjong stepped down....

's reign, as he passed gwageo

Gwageo

The gwageo were the national civil service examinations under the Goryeo and Joseon dynasties of Korea. Typically quite demanding, these tests measured candidates' knowledge of the Chinese classics, and sometimes also of technical subjects...

or civil minister exam, with the highest point, he entered to the court. When Kim Chi-yang (金致陽) plotted to throne his natural born son in 1009, the 12th year of King Mokjong

Mokjong of Goryeo

Mokjong of Goryeo was the seventh ruler of the Goryeo dynasty of Korea.-Reign:Mokjong is known for his reform of the Jeonsigwa , and for a plot by his mother, Queen Honae and Kim Chi-yang to overthrow him...

's reign, Choe prevented the conspiracy by helping Hyeonjong

Hyeonjong of Goryeo

Hyeonjong of Goryeo was the 8th ruler of the Goryeo dynasty of Korea. He was a grandson of Emperor Taejo. He was appointed by the military leader Gang Jo, whom the previous Emperor Mokjong had called upon to destroy a plot by Kim Chi-yang.In 1010, The Khitan attacked again during an internal...

, to ascend the throne along with Chae Chung-sun. In 1010, when he served as the post of Jeongdang munhak (政堂文學), he revived Palgwanhoe (八關會), a national Buddhist festival that had been ceased for the past 30 years.