On the Relationship of Suzerainty and Vassal Between China and Viet Nam 略论古代中国和越南之间的宗藩关系
As the era unfolded, larger more powerful states annexed or claimed suzerainty over smaller ones. 随着时代的发展,更大的更强大的国家吞并或声称宗主国对较小的。
In the middle of 19th century, the negotiations on Vietnam issues between China and France were the significant diplomatic affairs of Qing Dynasty to main its suzerainty and prevent France from invading Vietnam. 19世纪中叶中法越南问题交涉是清政府维护传统宗藩权,反对法国侵占越南的重大外交行动。