Why did marcus garvey promote black nationalism and a "back to africa" movement?

because Garvey believed the only way blacks would have equality was through separation of the races

i think it's a)sparta

the right answer for the question that is being asked and shown above is that: "their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.  " the  participant in european imperialism is being described below is that  their policy of "divide and rule" pitted political groups against each other to keep any one group from becoming too powerful.