Ⅰ　Part Ⅰ　An Overview of Politics and Security Situation in Northeast Asian
1　The New Changes of Northeast Asian Geopolitical Environment and China’s
　　response in 2013／001
2　Challenges and strategic choices of China in Northeast Asia／039

Ⅱ　Part Ⅱ　The Influence of the Korean Peninsular Issue
　　on Politics and Security in Northeast Asia
3　The Current Political Situation and Development Direction in the Korean
　　Peninsula／050
4　Diplomacy Trend of Park Government: The Korea US Alliance and the Bilateral
　　Strategic Cooperative Partnership With Double Reinforcement／063
5　Contents, implications,and dilemma: study on Obama administrations’
　　DPRK policy／80
6　New Trends of  Park Government Diplomacy Strategy on Northeast Asian／109
7　The New Crisis of North Korea Nuclear Issue and the Interaction
　　between China and the United States on North Korea’s Nuclear Policy／123
8　North Korea’s Nuclear Strategy and The Strategic Response of Chinese／144

Ⅲ　Part Ⅲ　Foreign Affairs and Security in Northeast Asian
9　The Political and Security Situation in Northeast Asia in 2013／165
10　New trends on The East China Sea game Between China and Japan and
　　the China’s Countermeasures After “Purchase Island”Era/181
11　Chinese Strategic Dilemma of Territorial Sovereignty Dispute and
　　Its Settlement Approach／194
12　From the “Return”To “Rebalance”:The Adjustment of USA Asia
　　Pacific strategy／215
13　Japanese Policy Idea to Northeast Asia Regional and Its Implementation
　　Effect: looking From the Gambling Angle on Sea Power／235
14　Japanese Foreign Policy on Containment of China and Its Domestic
　　Political and Military Right Deviation Causes and Results／247
15　Balance and Counter: Geopolitical Strategy of Mongolia
　　in The Early Twenty-First Century／261

16　Postscript／275