History Is History. Once it was the Belgians who ran the free Congo. They extracted all the wealth they could. The end result is what we have now. A bankrupt, unstable country.
Now China is exploiting the DRC and the rest of Africa. Lets hope they end up doing some good.
Here is a little light reading for you on King Leopold the II. A real prince of a man.
https://www.britannica.com/biography/Leopold-II-king-of-Belgium