进入二十一世纪以来,经济全球化和信息全球化速度加快,国际交流相对频繁,包括国与国之间的经济交流、政治交流和文化交流等,这在一定程度上促进了各个国家之间和民族之间的交流,但是在某种意义上也是国家与国家之间、地区与地区之间矛盾产生的原因。东北亚地区很长时间内都是大国交汇和较为关注的地区之一,尤其是在二战以后,苏联解体,日本和中国迅速崛起,东北亚地区有更多的势力介入,这里的局势变得更加难以控制,更加复杂。文章对对东北亚局势进行详细分析,并特别阐述了东北亚局势对我国国防的影响。 Since the 21st century, economic globalization and information globalization have been accelerated and international exchanges have been relatively frequent, including economic exchanges, political exchanges and cultural exchanges among countries, which have, to a certain extent, promoted the economic integration among various countries and However, in a certain sense, it is also the reason for the contradiction between countries and regions, regions and regions. Northeast Asia has long been one of the areas where the big powers meet and pay more attention. Especially after the World War II, the Soviet Union was dissolved, Japan and China were rapidly emerging, and more forces were involved in Northeast Asia. The situation here has become even more Difficult to control, more complicated. The article gives a detailed analysis of the situation in Northeast Asia and particularly illustrates the impact of the situation in Northeast Asia on China’s national defense.