 Complete the following phrase:  Around the mid-Joseon Dynasty, the established view among historians traced Korean origins to Chinese refugees, considering Korean history that of a long series of kingdoms connected with China. As such, the Gija Joseon and Silla states were valorized, while the Gojoseon and Goguryeo states were not considered as important. According to this view, the first state in Korea, Gija Joseon, was founded by Jizi in 1122 BCE, who was a disgruntled Chinese advisor to the Shang Dynasty. The story of how he brought poetry, music, medicine, trade, and a political system to the Korean peninsula was conceived similarly to the proposed Founding of Rome by the 