South Korea uses a centralized democratic republic variety of presidency, Hence getting the Formal title in the Republic of Korea. It has a few branches that happen to be the executive, legislative, and judicial branches.
Although the Sui army was lured right into a lure by the famed Koguryŏ commander Ŭlchi Mundŏk, and experienced a calamitous defeat on the Salsu 슬롯솔루션 (Ch'ŏngch'ŏn) River. It is alleged that only two,700 with the 300,000 Sui troopers who had crossed the Yalu survived to find their way back again, and also the Sui emperor now lifted the siege of Liao-tung Fortress and withdrew his forces to China good. Yang Ti continued to send his armies from Koguryŏ but once more without the need of good results, and before prolonged his war-weakened empire crumbled." ^