King Gwanggaeto (lit. "king who broadly opened the territory") was the 19th ruler of the ancient Korean kingdom of [[Koguryo]]. He is known for leading the kingdom into a great revival and expanding its territory after a period of defeats against outside attackers. | King Gwanggaeto (lit. "king who broadly opened the territory") was the 19th ruler of the ancient Korean kingdom of [[Koguryo]]. He is known for leading the kingdom into a great revival and expanding its territory after a period of defeats against outside attackers. |