Sargon of Akkadia was the first king to impose widespread imperialism over all of Mesopotamia.
Answer:
They were to adopt the Fourteenth and Fifteenth amendments and select United States senators in preparation for readmission to the Union. On March 30, 1870, President Grant signed the act that readmitted Texas to the Union and ended Congressional Reconstruction.
This is also known as the Prime Meridian.
B I believe because the senate voted if the president is impeached or not.