 This theory has not been completely accepted yet, as more research is still in process.After the fall of Goguryeo in 668, Goguryeo general Geom Mojam, gathered Goguryeo refugees and revived Goguryeo at Hanseong, a city of Goguryeo in South Hwanghae.Geom selected Prince Anseung, a descendant of king Bojang, to become the new king of the revived Goguryeo.