With respect to Prof Gao, he has stated superficial inanity and blah-blah, revealing his lack of understanding of realities.
As mentioned in the above articles, there are two kinds of imperialisms, expanding imperialism and defensive imperialism.
For example, in the 1930s and early 1940s, Hitler’s imperialism was expanding imperialism, whereas British and French imperialism was defensive imperialism.
Today, Chinese imperialism is expanding imperialism and is, therefore, the greatest danger to world peace.
In the recent talks between the Indian National Security Adviser Ajit Doval and Chinese Foreign Minister Wang Yi, the two sides agreed on disengagement and de-escalation, but this can only be temporary.