When European nations established colonies in Africa in the late 1800s, they

controlled colonies’ government but gave colonies economic control.
allowed colonies to run their government but held economic control.
exercised complete economic and political control over the colonies.
negotiated with colonies to determine economic and political control.

Explanation:

They set up Imperial governments in the land to  exploit the natural and human resources of the continent.  

Each European  countries involved  aimed to increase its prestige  by accumulating territories in other parts of the world including Africa. By 1900,the Berlin conference to divide Africa brought about nominal control of African territory by Europe. All this was done without the consent of African people.

The European nations basically want cheap labors that they cannot get from their own country..so in search of cheap labors they set up a base at south Africa and stated deporting slaves..

The European nations sought to expand their economies  by obtaining raw materials from Africa which could be transported back to domestic factories and turned into manufactured goods for sale at the expense of the African people.

isaac newton first proposed that earth was not perfectly round. instead, he suggested it was an oblate spheroid—a sphere that is squashed at its poles and swollen at the equator.

the idea of the earth being a flat disc is also inconsistent with the fact that a given lunar eclipse is only visible from half of the earth at a time. the only shape that casts a round shadow no matter which direction it is pointed is a sphere, and the ancient greeks deduced that this must mean the earth is spherical.

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explanation: