Superpower Is an extremely powerful nation, one of a few dominant states in an era when the world is divided politically into these states and their satellites
Korea war Is a war from 1950 to 1953 between communist North Korea and non-communist South Korea that involved soviet and Chinese support for the north and U.S. And the UN support for the south
The Cold War changed the world by the nuclear weapons. They were used in wars and they were more powerful. The world fought for who could be the strongest.