I regret that Emperor Qin and Emperor Wu of Han were slightly less talented in literature; Emperor Tang and Song Zu were slightly less elegant. The genius of the generation, Genghis Khan, only knew how to bend a bow and shoot at giant eagles. ---Chairman Mao said.

In terms of historical evaluation, Qin Shihuang unified the six countries, unified weights and measures, and built the Great Wall to prevent foreign invasions, which were all meritorious achievements. However, he burned books, humiliated Confucians, and imposed harsh policies that forced the people to rebel. During the period of Emperor Wu of the Han Dynasty, he went to war against the Xiongnu. Although his martial arts were high, he was victorious externally for many years. Emperor Taizong of the Tang Dynasty unified China militarily and was powerful overseas. He was respected as the Khan of Heaven by foreign countries. In domestic affairs, he created the "Government of Zhenguan" in history. He was a rare wise emperor and laid an important foundation for the later prosperous Kaiyuan Dynasty. , pushing China's traditional agricultural society to its heyday. In the words of Song Zu, it should be Song Taizu Zhao Kuangyin. He was the only emperor in history who founded a century-old dynasty as a professional soldier. He successively defeated Nanping, Hunan, Houshu, Southern Han, Southern Tang and other separatist regimes. At the same time, he strengthened his control of the north. Khitan's defense, and he changed the political structure of the Five Dynasties and Ten Kingdoms period, focusing on civilian officials, weakening the power of generals, and creating a peaceful and stable Song Dynasty. However, the cause of his death is a major mystery in history, and he may have been assassinated by his younger brother. Genghis Khan created one of the largest countries in human history and created the strongest army in the cold weapon era. However, he did not understand the rule of law and built his country by burning, killing and looting. The Yuan Dynasty fell very quickly and sadly.