Look at a map of East Asia, find the Korean Peninsula and look where it points: straight towards Japan’s main islands. Korea has been described as a dagger aimed at the heart of Japan. That’s why the Korean War was a necessary war.If you doubt Korea’s importance in the scheme of things, consider that the Democratic People’s Republic of Korea, the official name of communist North Korea, is that very rare thing – a formal treaty partner with the People’s Republic of China. Without China’s support,…