But if Emperor Wu of Song occupies Chang 'an and Luoyang for a long time, no matter whether he attacks Hebei, his Chang 'an alone will face the harassment of Helian Bobo first. If Emperor Wu of Song goes to war with Helian Bobo, it will be a protracted and exhausting war. Because Helian Bobo was by no means Yao Hong, and Xia Guo at that time was not comparable to the later Qin Dynasty.
Most of Emperor Wu of Song's troops are from Shandong. He has been in the army for more than a year. The soldiers fought repeatedly and needed rest and adjustment. Regarding Emperor Wu of Song's proposal to move the capital to Luoyang, Wang Zhongde, who negotiated to join the army, pointed out: "The plan to move the capital has been inconceivable for a long time." In addition, "the general has served for a long time and has a heart." Generally speaking, after a battle, you have to have a rest before you can make the next move, which is the fundamental reason for Liu Yudong's retirement.
Lu Xun Uprising took place in the Eastern Jin Dynasty. Therefore, Emperor Wu of Song had to quickly withdraw from the Eastern Jin Dynasty and put down Lu Xun's uprising. The second time, it was because Liu, the confidant minister who stayed in the Eastern Jin Dynasty, died suddenly. Emperor Wu of song worried that the political situation was out of control and had to move troops back to the DPRK immediately to stabilize the political situation. Therefore, Emperor Wu of Song's two Northern Expeditions had sudden reasons.
Externally, Southern Yan, the late Qin Dynasty and other countries were completely annihilated, surrendered to Qiu Chi, broke the Northern Wei Dynasty, recovered Lu Yu, Guanzhong and other places, and recovered Luoyang and Chang 'an. After he ascended the throne, he sent troops to conquer Lin Yi. His territory extends from the East China Sea in the east, to Vietnam in the south, to Qin in the west and to Shandong in the north. There are seven points in the world, and it has four.
Many people are familiar with Cao Cao's life. After he was born as a eunuch, he was a lean man in troubled times at the end of the Eastern Han Dynasty. When I was a child, I was a classmate of Yuan Shao and others, and I loved reading. I dabble in classics and history extensively, and I am unique in poetry, calligraphy and music. I especially like reading military works. I once copied the strategy of the ancient art of war.