. What is the historical significance of Qin's annexation of the six states?

The reason why Qin could unify the six states is mainly because Qin did not implement the patriarchal system, compared to the six states, the change of law is more thorough, which is of course a very important reason, but the unification of the six states of Qin is also the cultural quality of the people of Qin, the psychological quality of the people of Qin, as well as the social etiquette and customs, etc. has a certain connection, especially the Qin etiquette and customs of Qin for the unification of the six states has played an extremely important role. This paper mainly analyzes the important influence of the period of Qin's change of law and the change of Qin's manners and customs on the unification of the six states of Qin. Since Shang Yang changed the law, the Qin people also thoroughly reformed some crude and backward manners and customs, so that the Qin people got rid of the influence of traditional manners and customs in the spirit, culture and ideology as well as the bondage, which is extremely important for recreating the manners and customs during the period of the Qin unification, improving the psychological quality of the Qin people, and innovating the culture of the Qin people. The changes in etiquette and customs that occurred during the period of the Qin's implementation of the Law Reform and the unification of the six states made great progress and changes relative to the changes in etiquette and customs of the six states at that time, mainly reflected in the Qin's change to the Chinese etiquette and customs of the Rongqiu, which completely eradicated some of the characteristics of Qin's customs and customs, and had an extremely important role in promoting the development of the Qin's sciences, cultures, and economies in various aspects. It was extremely important for the development of Qin's science, culture and economy. From the source of the collation results adopted by the "Book of the Present", the "Book of the Present" mainly adopts the collation opinions of Du Zichun and Zheng Sinong, and appropriately absorbs the collation results of other scholars unknown to us, and at the same time appropriately adopts the collation results of the "Old Book", the original text of the "Book of the Present", the "Book of the Present", and the "Book of the Future". "the original," "the old book" or this, the formation of the "old book" and "more than 150 textual differences between the new version, this "Rites of Zhou" from the quality of the literature is obviously higher than the Hetao King of the pre-Qin old book found in the version of the "Rites of Zhou," is a fine proofreading version. It is a fine proof-text. Since Zheng Sinong also cited the "old book", which was called the "old book" precisely because of the emergence of the "present book", the "old book" would be called the "old book". The "old book" was called the "old book" precisely because of the appearance of the "present book". Source: The Years of Youth