Answer:
C.
Explanation: The US has been characterized by some as a neo-imperialist power of the 20th and 21st centuries.
D) Gettysburg. It was the most high casualty rated battle of the war. After that battle, the Confederates lost every battle of the war because they lost an enormous amount of replaceable men in that battle.
Answer:
500 miles
Explanation:
because he never completed his railroad