A.D. 19 1 year] (the second year of Chuping), Cao Cao led his troops to Dong Jun, and defeated the Heishan thieves in Puyang (southwest of Puyang, Henan). Yuan Shao showed that Cao Cao was the satrap of Dong Jun and ruled Dongwuyang. In the spring of A.D. 192 (the third year of Chuping), Cao Cao wiped out the heishan thieves and the Xiongnu Yu Fuluo Department. Bao Xin and others went to Dongjun to meet Cao Cao and led Yanzhou to graze. Cao Cao invaded the Yellow Scarf to the east of Shouzhang (now southwest of Dongping County, Shandong Province). In winter, Cao Cao received more than 300,000 soldiers from the Yellow Scarf Army and named them Qingzhou soldiers. Yuan Shao's Yuan Shu brothers disagreed. Gongsun Zan assisted Yuan Shu and ordered Liu Beitun to go to Gaotang. After the wasteland plain and Tao Qian Tunfa, Cao Cao and Yuan Shao joined forces to attack the Third Route Army and won. [AD 193] In the spring (the fourth year of Chuping), Cao Cao repeatedly defeated Yuan Shu, Yuan Shu defeated Huaibei and Zhixia, and Cao Cao returned to the army to set the Tao. In autumn, Cao Cao Jun conquered Tao Qian and captured more than ten cities in a row, but Tao Qian did not dare to defend the city. [AD 194] In the spring of Xingping, Cao Cao's father Cao Song was killed by Tao Qian, and Cao Cao wanted to avenge his father. In the summer, Cao Jun attacked Xuzhou, and the Zongjun massacre tens of thousands of people, capturing the original state (now Lianshui County, Jiangsu Province). Lu Bu, Zhang Miao and Chen Gong attacked Cao Cao. Cao Jun turned around and fought with Lu Bu, and lost to the cavalry of Lu Bu. Cao Cao was burned to death. Cao Jun confronted Lyu3 bu4 for more than one hundred days, and Lyu3 bu4' s stores were withdrawn. In September, Cao Cao returned to Juancheng. In October, Cao Cao Jun went to Dong 'e (now Dong 'e Town, Pingyin County). At that time, locusts were frequent and rations were scarce. In the spring of Xingping two years, Cao Jun attacked Dingtao. In summer, Cao Cao used an ambush to break Lu Bu's army, and Lu Bu took refuge in Liu Bei. In August, Cao surrounded (now Qixian County, Henan Province). In October, Emperor Xian of the Han Dynasty worshipped Cao Cao as the shepherd of Yanzhou. 12 months, was breached, Juck Zhang committed suicide, and Cao and Zhang Miao were killed. Zhang Miao was also killed, Yanzhou pacified, Cao slightly Chen (Huaiyang and other places). [AD 196] In the first month of spring (the first year of Jian 'an), Cao captured Wuping. Cao Cao sent Cao Hongxi to see Emperor Xian of Han Dynasty, but the rebellion failed. In February, Cao Cao marched into He Yi, Liu Pi, Huang Jun and Bowman. Emperor Xian of the Han Dynasty worshiped Cao Wei as General Jiande. In June, Emperor Xian of the Han Dynasty took Cao Cao Festival as a festival to record history. In September, Emperor Xian of the Han Dynasty made Cao Cao a general and named Wu Pinghou. Cao Cao forced Emperor Xian of Han Dynasty to move to Xu (now Xuchang, Henan Province), and began to hold the emperor as a vassal to command the military and political power of the imperial court. In October, Cao Cao conquered Yang Feng. Cao Cao asked the general and Yuan Shao to perform their respective duties and get on the general. Cao Cao began to plow the fields. Liu Beijun was defeated by Lu Bu, and Cao Cao accepted Liu Bei. [A.D. 197] In the first month of spring, Cao Cao attacked Wancheng and Zhang Xiu surrendered. Later, he broke his word and got into a fight with Cao Jun, and he was defeated. Cao Cao was in the middle of the river, and his eldest son Cao Ang and nephew Cao Anmin died. Cao Cao led the troops and danced in the shadows (now northwest of Biyang, Henan Province), then defeated Zhang Xiujun and made many capitals. Yuan Shu wanted to be emperor, and Cao Cao sent troops to fight Yuan Shujun. The last few were attacked by Liu Biao and Zhang Xiujun. In November, Cao Cao led his army south to Wancheng, defeated Liu Biao's army and captured Huyang and Wuyin. (Populus euphratica and Wan are Populus euphratica and Wan in Henan Province today) [AD 198] (Jian 'an three years) In the first month of spring, Cao Cao returned to the army to propose a toast. In March, Cao surrounded (now Dengxian County, Henan Province). In May, Liu Biao sent troops to save Zhang Xiu, and Cao Jun was attacked before and after, so he dug a dangerous tunnel in the middle of the night, crossed the trench, set up Indiana Jones, and defeated the Liu Zhang Coalition forces. Lu Bu and Gao Shun defeated Liu Bei together. In September, Cao Cao personally surrendered Lu Bu. In October, Cao Jun massacre Pengcheng (now Xuzhou) and besieged Xiapi (now xuzhou east). Cao Cao used the stratagem of Xun You and Guo Jia to fill the city with the water of four barbarians, which lasted for more than a month, and Pi City was broken. Cao Cao executed Lu Bu, Chen Gong and others, and took in Cang Ba and other generals. [AD 199] (Jian 'an four years) In April, Cao Cao entered He Lin (now He Lin County, Inner Mongolia) and made a great breakthrough. In August, Cao Cao marched into Liyang (now Xunxian County, Henan Province). In September, Cao Cao returned to Xudu and divided his troops to guard Guandu. In November, Zhang Xiu surrendered and was made a Liehou. In December, Cao Caobing sent Guandu. Liu Xun, the satrap of Lujiang River, led many people to surrender, making him a Liehou. Liu Bei and Dong Cheng conspired against Cao Cao, while Cao Jun, Liu Dai and Wang Zhongbu attacked Liu Bei and failed. [AD 200] (Jian 'an five years) In the first month of spring, Dong Cheng and others conspired against Cao Cao and were executed after failing. Cao Jun conquered Liu Bei and won. Liu Bei defected to Yuan Shao, Cao Cao surrendered to Guan Yu, captured Liu Bei's family and returned to Guandu. In February, Yuan Shaopa sent Guo Tu, Chunyu Qiong, Yan Liang and others to attack Ada, the satrap of Dong Jun, and Yuan Shaoling led the troops to Liyang. In April, Cao Jun rescued Ada from Xun You, defeated Yuan in Baima, killed Yan Liang, and solved the siege of Baima. In pursuit of Yuan crossing the river, Cao Cao defeated Yuan in the south, beheaded Wen Chou, and returned to the river. Yuan entered Baoyang Wu, and Guan Yu returned to Liu Bei's camp. In August, Yuan Shao confronted Cao Cao for dozens of miles. Yuan entered Guandu and built a tunnel with heaped-up mountains. Cao Cao also built a tunnel with heaped-up mountains. Sun Ce took advantage of the turbulent situation in Guandu to attack Xudu, but was killed by an assassin before sending troops. Cao Cao used Xun You's plan to send Huang Xu and Shi Huan to burn Yuan Shao's grain ship. In October, Yuan Shao sent a car to transport grain, and Chunyu Qiong and other five-member generals led the troops and escorted more than 10,000 people, staying four miles north of Yuan. Yuan Shao's counselor Xu You defected to Cao Cao and offered to burn grain. Cao Cao led 5,000 men to attack Chunyu Qiong at night, and his foot soldiers fought to the death to defeat Yuan and behead Chunyu Qiong and other generals. Yuan Shao sent Zhang He and Gao Lan to attack Cao Cao's camp. Zhang and Gao Er heard that Chunyu Qiong's department was broken, Cao Cao was defeated, and Yuan Shao's eldest son, Yuan Tan, fled north in panic. [AD 20 1] (Jian 'an six years)