The security structure in Northeast Asia, which has been instable since the end of the Cold War, is expounded in offensive realism, especially in the theory about balancing and buck?passing.

• 东北亚安全结构在冷战后呈现不稳定状态，进攻性现实主义关于建立均势和推卸责任的理论对东北亚安全竞争进行了较为全面深刻的理论分析。