Is Mongolia a nomad? Is Yuan dynasty a nomad?
otherwise they cannot find a four zhinese dynasty in that peroid of time. Daicing Dynasty doesn’t fit that period of time.
Because no matter who ruled the Chinese, they want to convince the people they ruled to believe despite dynasties destroying dynasties but nothing chances, China is still one continuous nation.
No, the wall was finished multiple times throughout history. finishing the wall is not the hard part, but maintaining and manning it.
You can’t understand the significance of ancient Chinese imperial power to the surrounding nomads! Mongolia, formerly known as (Ruwei), survived in Northeast China and accepted the rule of the Tang Dynasty. The Yuan Dynasty was established in China. It was established according to the Chinese dynasty, not the Mongolian Empire! The Yuan Dynasty edited the history of the Song Dynasty by itself, just as the Ming Dynasty edited the history of the Yuan Dynasty. You say that the Yuan Dynasty was dominated by Mongols, and the history of the Yuan Dynasty is not included in Chinese history.
However, in the United States as far away as North America, it has never been heard that American history is in European history. There is no such reason, which is also a lack of respect for Chinese history.