When did the american revolutionary begin?
a. 1775
b. 1778
c. 1781
d. 1783

The American Revolution technically began in 1775, but a more common date is 1776, since this was when the Declaration of Independence was officially submitted. 

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