European colonization of Africa was mainly due to its need for raw material.
The invasion, territorial split, colonization and annexation of African territories during the period of the New Imperialism was know as The race for Africa, period which protracted from the 1880s to the beginning of World War I.
By the early twentieth century much of Africa, except Ethiopia and Liberia, had been colonized by European powers, despite the resistance Africa put up against the attempt to colonize their countries.
Answer: i think is the third one
Explanation: IM BIG BRAIN
Answer : As the US expanded after the Revolutionary War, the Northwest Ordinance of 1787 helped organize the new territories and set up the steps each territory needed to take in order to become a state. It is interesting to note that the Northwest Ordinance outlawed slavery in the Northwest Territory.
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