The North’s control of railroads gave it an advantage during the Civil War because trains were used as blockades.
supplies and men could move more easily.
tracks could be used as supply routes to Southern cities.
railroads did not need work or repair.

Which was the cause of the rise of the persian empire?

What was unification difficult to accomplish in both germany and italy? a.) weaker states we’re attacked by stronger states for control of the emerging nations. b.) major european powers fought to keep independent states under their control. c.) germans and italians did not share common histories and languages.

Only 1 vote per state regardless of size why is this a problem