Everyone's concepts and opinions have changed with time, which can be seen from Chairman Mao's attitude towards the last emperor Puyi!
As early as 1919, when Chairman Mao was still young, he thought that keeping Puyi was a bane sooner or later, and cited many examples of the last emperor in other countries. However, after the founding of the People's Republic of China, Chairman Mao's concept changed, he took good care of Puyi, gave him the opportunity to reform through labor, and allowed him to work in the Forbidden City, and Puyi was able to die well.
The following article published in the Xiangjiang Review, "Carl and Puyi", can be seen in his early years of attitude.