From a buffer zone to a strategic burden: evolving Sino-North Korea relations during the Hu Jintao era

Abstract The purpose of this article is to understand China's changing strategic views on North Korea during Hu Jintao's era and to consider the implications for South Korea's policies toward North Korea and China. Sino-North Korea cooperation can be theoretically explained by the alliance transition theory, a modified one from the political realist perspective. The implications of the alliance transition theory are that China would strengthen its alliance with North Korea, seek to weaken the South Korea–U.S. alliance, and induce South Korea to cooperate with China, while preventing North Korea from getting close to the United States. However, it is noteworthy that even in China, there exist various groups of strategic thinking in international relations on China's roles in North Korean issues. North Korea's incessant provocations have effects on mobilizing the Developing Country Diplomacy School as well as the Rising Great Power Diplomacy School against North Korea. Such incidences would soon reverse the...