Answer:
Boundary lines were determined by political claims rather than cultural characteristics of regions.
Explanation:
The European colonial powers divided the Black Continent along their colonies´areas and spheres of influence. Then and even now, drawn borders did not take into account cultural and ethnic factors; colonialists separated peoples and cultures without thinking about them and the consequences. Today´s African borders are above all a colonial heritage and the cause of many conflicts and disputes.
.................Spain...................
rail roads were way to move goods and raw martial on mass. rails roads could move supply faster and over a longer distance than using wagons or boats witch were limited on were they can go. causing an industrial boom.