Chapter One Introduction North Korean Nuclear Crisis Background and Purpose Chapter Two Cooperative Denuclearization: Experiences and Lessons Origin and Implementation of Cooperative Denuclearization The G8 Global Partnership Against the Spread of WMD Lessons of Ukraine and Libya Chapter Three Motivations and Possible Scenarios Motivations Possible Scenarios Chapter Four North Korea’s Nuclear Capability Nuclear Infrastructure Fissile Materials Weaponization Possible Number of Nuclear Warheads Chapter Five Cooperative Denuclearization of North Korea Technical Considerations Incremental Stages The Issues of Cost Chapter Six Key Issues and Recommendations Policy Implications from the Past Experiences Providing Security Assurances to North Korea Role Division and Financial Burden Sharing Other Relevant Issues