By the end of the 3rd century, Buyeo had been incorporated into Goguryeo. The people of Buyeo held an annual festival called Yeonggo in December. During the festival, they held a sacrificial rite for ...

After yielding the areas along the Hangang River to Goguryeo, Baekje moved its capital to Ungjin (present-day Gongju) in 475. It strived to rebuild its strength to regain the lost territory. King ...