A famous militarist and general of Goguryeo. In 612, the Chinese soldiers of Sui Dynasty invaded Koguryo. Facing unprecedented situation, Commander Eulji Mundeok led the army and resisted the Sui Army for half a year. The Sui Army, whose frontal battlefield was deadlocked, organized a magnificent expedition avoiding the front line and marching into the hinterland of Koguryo to raid the capital, Pyongyang. Eulji Mundeok used delaying tactics to lure the enemies in, and cut all the food supplies along the way. Sui Army was forced to retreat when they ran out of food, while at the same time, Eulji Mundeok had already arranged an ambush on the way of Sui Army’s retreat. When the Sui Army was crossing the river, the Koguryo soldiers destroyed the dam and poured more water into the river, flooding away the Sui Army. And the remaining morale of the Sui Army completely collapsed by the subsequent ambush. With his outstanding strategies, Eulji Mundeok led Koguryo fighters to