The route they took was around the southern tip of Africa, and the first explorer to get there was Marco Polo.
They migrated by boat and crossed the land bridge that formed across the Bering straights during the ice age when ocean levels fell. so they could discover a <span>new world and new land.</span>
Yes it is the same, but Kim Jong Un says that the North Koreans's speak a more "pure" form of the language.