 This conquest resulted in the end of Chinese rule over territory in the northern Korean peninsula, which had spanned 400 years.During the winter of 342, the Xianbei of Former Yan, ruled by the Murong clan, attacked and destroyed Goguryeo's capital, Hwando, capturing 50,000 Goguryeo men and women to use as slave labor in addition to taking the queen mother and queen prisoner and exhuming the body of Micheon, and forced Gogukwon to flee for a while.The Xianbei also devastated Buyeo in 346, accelerating Buyeo migration to the Korean peninsula.