Originally Posted by
Athos
It's obvious North Korea is run by a madman. There's no possibility North Korea will overrun the South. With today's technology, any troop movement southward towards Seoul will be immediately detected.
China's fear is that an attack by North Korea will result in hundreds of thousands, maybe millions, of refugees crossing into China.
The most likely scenario is the military, the only well-fed group in North Korea, will overthrow the ruling family, and make an accommodation with the West.
China will not be happy with this, but a unified Korea will be a boon to China's economy.