Alfred Thayer Mahan was a United States naval officer, historian, and one of the most influential American authors of the nineteenth century.
He argued that modern navies needed repair and coaling stations, which would not be dependable if controlled by other nations. This reasoning implied a justification for American acquisition of colonies to develop port facilities throughout the world.
Answer:
I think it is a, union wins battle of gettysburg.
Explanation:
because its definatly not c, or b and Andrew Johnson wouldnt lead to reconstruction.
<span>a. Italian city-states were wealthy because of their various ports which brought the wealth and ideas to Italy from around the known world.</span>