Answer:
The North could easily move soldiers and supplies.
Explanation:
Railroads made it so that the North could easily supply its armies with supplies and reinforcement troops.
The Spain has suffered its greatest setbacks at the hands of
the Native Americans called the Aztecs. The Aztecs were known to dominate the
states that were close to them in which they also permits their ruler in having
to impose their ideals and as well as their religion.