This is true. Many of the African problems between ethnicities and tribes were caused by borders which were implemented by Europeans who colonized it and who didn't respect the boundaries of culture and tribes and thus divided it wrongly, causing harm to many.
Answer:
John Adams
<u>Explanation:</u>
John Adams was the father of John Quincy Adams who was the sixth president of the United States.
John Adams said to John Quincy Adams, “No man who ever held the office of president would congratulate a friend on obtaining it.
During the election of John Adams's son to the Presidency, John Adam used the statement, "No man who ever held the office of President would congratulate a friend upon obtaining it."
It wasn't so much the Civil War, but the expansion of the United States that led to the Civil War, that brought about the Second Industrial Revolution, since this expansion brought a need for massive amounts of railroad materials.