Geum River
In 538, he moved the capital from Ungjin (present-day Gongju) further south to Sabi (present-day Buyeo County), on the Geum River. Unlike the earlier move of the capital from the present-day Seoul region to Ungjin, forced by the military pressure of Goguryeo, the move to Sabi was directed by the king to strengthen royal power, aided by the political support of the Sa clan based in Sabi.