Cao Cao, Emperor Wu of the Wei Dynasty (155 AD - March 15, 220 AD), whose real name was Ji Li, also named Meng De, nicknamed Ah Ma, and his posthumous title Emperor Wu (Emperor Wu of Wei), was born in Qiao County, Pei State (today's Anhui Province). Bozhou) people. An outstanding statesman, militarist, writer, calligrapher in the late Eastern Han Dynasty, and the founder of the Cao Wei regime.

At the end of the Eastern Han Dynasty, the world was in chaos. Cao Cao, in the name of the Emperor Liu Xie of the Han Dynasty, conquered all directions, internally eliminated the separatist forces such as Yuan, Lu Bu, Liu Biao, Ma Chao, and Han Sui, and externally surrendered the Southern Xiongnu and Wuhuan. , Xianbei, etc., unified northern China, and implemented a series of policies to restore economic production and social order, expand farmland, build water conservancy, reward agriculture and mulberry, attach importance to handicrafts, resettle the exiled population, and implement "rent modulation", thus making the Central Plains society gradually Stability and economic turnaround.

In the eighteenth year of Jian'an (213), Cao Cao was granted the title of Duke of Wei, established the Duke of Wei, with its capital at Yecheng, Hebei, and then became the king of Wei. After his death, his son Cao Pi proclaimed himself emperor and honored Cao Cao as Emperor Wu, with the temple name Taizu.

Cao Cao liked to use poetry and prose to express his political ambitions and reflect the suffering of the people. He was a representative figure of Wei and Jin literature. Lu Xun praised him as "the ancestor of reformed articles." At the same time, Cao Cao was good at calligraphy. Zhang Huaiguan's "Book Break" of the Tang Dynasty rated Cao Cao's calligraphy as "wonderful".