Why do you think it was such a bid deal that Europeans changed the boundary lines in Africa?

I think it is a big deal because the boundaries are not theirs to change. The Africa loved their home the way it was they did not need changes.

Explanation:

the historians cited in the article all agree with one another about the cause of the civil war. despite coming from different backgrounds and cultures, the historians agree that slavery was the root cause of the civil war. the fact that all these historiansgenerally agree with one another makes their shared viewpoints more reliable and valid, especially because the historians have different backgrounds and all work for the well-respected institutions of howard university, clemson university, and the university of colorado.

its b i looked it up hope u get it right wish u luck