Dealing with a sword conflict between two bordering countries was a common phenomenon in the Spring and Autumn period when the power of the Zhou king, which ruled China for eight centuries, was dramatically reduced and ceded. place for the resurgence of vassals. The “small” kings that occupied vast plains meant that there was a lot of arable land and densely populated, gradually becoming powerful forces that always sought to expand their territory, the target is the neighboring countries. Wellcome Schitt’s Creek Where Everyone Fits In Tapestry However, the war between the two countries side by side often entails the surrounding vassals fighting for the benefit of each country, and because of such intertwined complexity has shaped both domestic and foreign policy. of each king. The Ngo-Viet case war is an illustration of such complex interaction.