Book is black cowboy btw but help

How does an oligarchy conflict with democratic principles

Match the events to the impact they had on africa during the late 19th century 1.colonization of the congo 2.berlin conference of 1884 3.berlin act of 1885 settled tutorial disputes between european nations prohibited the slave trade in africa marks the beginning of scramble for africa

How do you think entrepreneurs contribute or industry in america? describe your answer.