Generally speaking, there are about:
First, in the fourth year of Chuping (AD 1993), Cao Cao's father was killed and attacked Tao Qian and Xuzhou. "
Second, in the second year of Xingping (AD 195), Cao Cao defeated Zhang Miao and Tu Yongcheng.
Third, in the third year of Jian 'an (AD 198), Lu Bu and Tu Pengcheng were recruited.
Fourth, in the battle of Guandu, Yuan Shao was killed and 70,000 soldiers went out. It's not a massacre, but it means the same thing.
Five, Jian 'an nine years (AD 204), Yuan Shang, Tuyecheng.
6. In the 12th year of Jian 'an (AD 207), Wu Wan was recruited and Liu Cheng was slaughtered.
Seven, Jian' an nineteen years (AD 2 14), Xia Tu Xingguo,; Twenty-four years (AD 2 19), Cao Ren slaughtered the city.
Generally speaking, Cao Cao's massacre has several characteristics, 1, and there are many doubts. Many historical materials are not detailed about Cao Cao's massacre. Second, there is a purpose. Unlike some tyrants, Cao Cao's massacre was purposeful, mostly to comfort the headquarters and shock the pack; Third, there is a limit. It should be noted that the Cao Cao massacre did not kill all the people.
Therefore, although the Holocaust was against humanitarianism, it could not be seen with modern eyes in ancient times without humanitarianism. After all, it is ok to kill people. Attack its country, love its people, and attack its country; Stop the war with war, although it is possible to fight.
Cao Cao attacked the city and pulled out countless villages. Where there is no massacre, there is a policy of making a safety list of personnel. After all, the land seized in the future is their own, and the people will work for themselves in the future, and there will be many talents in the world.