NOT KNOWN FACTS ABOUT KOREA

As the mountainous location is totally on the japanese A part of the peninsula, the primary rivers tend to move westwards. Two exceptions tend to be the southward-flowing Nakdong River and Seomjin River.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