Original sentence: The perception of Sadae in Korea was found in the 16th century, the era of King Jungjong in Joseon Dynasty, which was toward the Ming dynasty of China
Edited sentence: Korea had a long tradition of tribute to China.The perception of Sadae in Korea was found in the 16th century, the era of King Jungjong in Joseon Dynasty (Yi Joseon), which was toward the Ming dynasty of China