The fall of the Kim government would generate significant problems at first, most immediately how to secure North Korea’s nuclear weapons, demobilize its vast army, provide basic public services to its people and manage refugee flows. But the advantages would emerge very soon, especially in terms of security. … The fall of the Kim government may be an unnerving prospect, but it is a necessary step toward the reunification of the Korean Peninsula, a very worthy goal. Thus the United States, South Korea, Japan and China must abandon their soft-containment policy, which has artificially prolonged the regime’s existence. They should not be careful what they wish for.