B because more powerful weapons on one side leading to less power to the opposing side
B, destroying the Roman Empire. Although the Greek Civilization was technologically advanced, destroying the Roman Empire was one of their biggest achievements.
Command over Union armies. Grant was appointed lieutenant general in March 1864 and was interested with command of all the US Army. His basic plan for the 1864 campaign was the immobilize the army ofGen. Robert E. Lee near the confederate capital at Richmond Virginia while Gen