How did the constitution change the united states?

The states were also given a chance to propose changes or amendments. Three-fourths of the states have to approve the amendment for it to become a law. In the past 200 years, the constitution has been amended 27 times. The 13th amendment, in 1865, forever banned the practice of slavery.

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It developed as a reaction to the impact of european colonialism in africa on peoples of african descent. in the  mid-20th century, activists in africa adopted pan-africanism as a rallying cry for independence from colonial rule. some african pan-africanists sought to unite the continent as one independenthope it was useful