Which emperor first consolidated the many walls into what became known as the "Long Wall"?

Which group was responsible for determining the borders of african colonies and later countries

What role did mazzini play in italian unification? a.) he dreamed of a united italy and took the first steps to achieving it. b.) he conquered the southern part of italy, including sicily. c.) he was the first leader of a united italy. d.) he was assassinated by the french government, making him a martyr.

The enforcement clause of the fourteenth amendment states what congress had the authority to a. grant citizenship to people b. change the constitution c. enforce only the bill of rights d. make laws to apply the amendment