It is bad but sometimes it might have a positive impact. It is bad because it leads to political, social and economic exploitation of the people and their resources. read more
Imperialism can be good or bad in the end - you have "undeveloped" countries such as Japan or Saudi Arabia, who then get "developed", and then maybe they get the idea that they have self-determination, and then Imperialism demands a war. read more
It really depends on what you mean by “good” I would say that in the long run it was probably not good. Many of the conflicts we have around the world are a result of imperialism. When the imperialist left their colonies, many times warring tribes were now in the same country. This just led to more conflicts. So all in all, no it wasn't good. read more
Whithin this post I see a lot of bad research. The first point, imperalism didn't start racism but simply spread the idea of supeior and lesser races. The Idea of racism is as old and civilization. read more