North and South Korea adheres to two distinct ideologies, so the two international locations have distinct sorts of presidency.

However the Sui Military was lured into a trap because of the famed Koguryŏ commander Ŭlchi Mundŏk, and endured a calamitous defeat at the Salsu (Ch'ŏngch'ŏn) River. It is alleged that only 2,seven-hundred in the 300,000 Sui troopers who had crossed the Yalu survived to search out their way back again, and the Sui emperor now lifted the siege of Liao-tung 토토 Fortress and withdrew his forces to China suitable. Yang Ti continued to send out his armies towards Koguryŏ but all over again with no success, and in advance of extended his war-weakened empire crumbled." ^