How could such small countries such as belgium england control so much of african

Several reasons: military and technological superiority, better military and administrative organization, an industrial economy backing military capacity, one that was poised and able to benefit from the conquest and colonization of new lands rich in raw materials; the need to access to raw materials and open new markets.

Explanation:

answer; people where able to travel across the u.s.a faster than any other mode of transportation,travel time was about a week,from coast to coast