It would be King Leopold II of Belgium that saw the nation of Congo as an opportunity for Belgium to acquire its first colony and compete with other European powers in imperialism and colonization race in the world. He was known for his harsh and cruel treatment to the native inhabitants in Congo.
How would you know what continent if he/she didn't tell you?
It was primarily "James Madison" who tried to keep tempers under control during the Constitutional Convention, since he was very much in favor of the ratification of the Constitution.